2806161345

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 5607283968

約数和(自身を除く): 2801122623

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 61, 65, 69, 115, 117, 169, 183, 195, 207, 263, 299, 305, 345, 507, 549, 585, 789, 793, 845, 897, 915, 1035, 1315, 1403, 1495, 1521, 2367, 2379, 2535, 2691, 2745, 3419, 3887, 3945, 3965, 4209, 4485, 6049, 7015, 7137, 7605, 10257, 10309, 11661, 11835, 11895, 12627, 13455, 16043, 17095, 18147, 18239, 19435, 21045, 30245, 30771, 30927, 34983, 35685, 44447, 48129, 51285, 51545, 54441, 54717, 58305, 63135, 78637, 80215, 90735, 91195, 92781, 133341, 144387, 153855, 154635, 164151, 174915, 208559, 222235, 235911, 237107, 240645, 272205, 273585, 368989, 393185, 400023, 463905, 625677, 666705, 707733, 711321, 721935, 820755, 1022281, 1042795, 1106967, 1179555, 1185535, 1844945, 1877031, 2000115, 2133963, 2711267, 3066843, 3128385, 3320901, 3538665, 3556605, 4796857, 5111405, 5534835, 8133801, 9200529, 9385155, 10669815, 13556335, 14390571, 15334215, 16604505, 23984285, 24401403, 40669005, 43171713, 46002645, 62359141, 71952855, 122007015, 187077423, 215858565, 311795705, 561232269, 935387115, 2806161345]

約数ペア:

[(1, 2806161345), (3, 935387115), (5, 561232269), (9, 311795705), (13, 215858565), (15, 187077423), (23, 122007015), (39, 71952855), (45, 62359141), (61, 46002645), (65, 43171713), (69, 40669005), (115, 24401403), (117, 23984285), (169, 16604505), (183, 15334215), (195, 14390571), (207, 13556335), (263, 10669815), (299, 9385155), (305, 9200529), (345, 8133801), (507, 5534835), (549, 5111405), (585, 4796857), (789, 3556605), (793, 3538665), (845, 3320901), (897, 3128385), (915, 3066843), (1035, 2711267), (1315, 2133963), (1403, 2000115), (1495, 1877031), (1521, 1844945), (2367, 1185535), (2379, 1179555), (2535, 1106967), (2691, 1042795), (2745, 1022281), (3419, 820755), (3887, 721935), (3945, 711321), (3965, 707733), (4209, 666705), (4485, 625677), (6049, 463905), (7015, 400023), (7137, 393185), (7605, 368989), (10257, 273585), (10309, 272205), (11661, 240645), (11835, 237107), (11895, 235911), (12627, 222235), (13455, 208559), (16043, 174915), (17095, 164151), (18147, 154635), (18239, 153855), (19435, 144387), (21045, 133341), (30245, 92781), (30771, 91195), (30927, 90735), (34983, 80215), (35685, 78637), (44447, 63135), (48129, 58305), (51285, 54717), (51545, 54441)]