1285304826

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{1319}}^1$

素因数の和:1412

約数の個数: 72

約数和(自身を含む): 2878428960

約数和(自身を除く): 1593124134

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 169, 186, 338, 403, 507, 806, 961, 1014, 1209, 1319, 1922, 2418, 2638, 2883, 3957, 5239, 5766, 7914, 10478, 12493, 15717, 17147, 24986, 31434, 34294, 37479, 40889, 51441, 74958, 81778, 102882, 122667, 162409, 222911, 245334, 324818, 445822, 487227, 531557, 668733, 974454, 1063114, 1267559, 1337466, 1594671, 2535118, 3189342, 3802677, 6910241, 7605354, 13820482, 16478267, 20730723, 32956534, 41461446, 49434801, 98869602, 214217471, 428434942, 642652413, 1285304826]

約数ペア:

[(1, 1285304826), (2, 642652413), (3, 428434942), (6, 214217471), (13, 98869602), (26, 49434801), (31, 41461446), (39, 32956534), (62, 20730723), (78, 16478267), (93, 13820482), (169, 7605354), (186, 6910241), (338, 3802677), (403, 3189342), (507, 2535118), (806, 1594671), (961, 1337466), (1014, 1267559), (1209, 1063114), (1319, 974454), (1922, 668733), (2418, 531557), (2638, 487227), (2883, 445822), (3957, 324818), (5239, 245334), (5766, 222911), (7914, 162409), (10478, 122667), (12493, 102882), (15717, 81778), (17147, 74958), (24986, 51441), (31434, 40889), (34294, 37479)]