978584265

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:767

約数の個数: 96

約数和(自身を含む): 1880236800

約数和(自身を除く): 901652535

約数列:

[1, 3, 5, 9, 15, 19, 29, 45, 57, 61, 87, 95, 145, 171, 183, 261, 285, 305, 435, 549, 551, 647, 855, 915, 1159, 1305, 1653, 1769, 1941, 2745, 2755, 3235, 3477, 4959, 5307, 5795, 5823, 8265, 8845, 9705, 10431, 12293, 15921, 17385, 18763, 24795, 26535, 29115, 33611, 36879, 39467, 52155, 56289, 61465, 79605, 93815, 100833, 110637, 118401, 168055, 168867, 184395, 197335, 281445, 302499, 355203, 356497, 504165, 553185, 592005, 749873, 844335, 1069491, 1144543, 1512495, 1776015, 1782485, 2249619, 3208473, 3433629, 3749365, 5347455, 5722715, 6748857, 10300887, 11248095, 16042365, 17168145, 21746317, 33744285, 51504435, 65238951, 108731585, 195716853, 326194755, 978584265]

約数ペア:

[(1, 978584265), (3, 326194755), (5, 195716853), (9, 108731585), (15, 65238951), (19, 51504435), (29, 33744285), (45, 21746317), (57, 17168145), (61, 16042365), (87, 11248095), (95, 10300887), (145, 6748857), (171, 5722715), (183, 5347455), (261, 3749365), (285, 3433629), (305, 3208473), (435, 2249619), (549, 1782485), (551, 1776015), (647, 1512495), (855, 1144543), (915, 1069491), (1159, 844335), (1305, 749873), (1653, 592005), (1769, 553185), (1941, 504165), (2745, 356497), (2755, 355203), (3235, 302499), (3477, 281445), (4959, 197335), (5307, 184395), (5795, 168867), (5823, 168055), (8265, 118401), (8845, 110637), (9705, 100833), (10431, 93815), (12293, 79605), (15921, 61465), (17385, 56289), (18763, 52155), (24795, 39467), (26535, 36879), (29115, 33611)]