90721078399

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{70621}}^1$

素因数の和:70831

約数の個数: 32

約数和(自身を含む): 110644899840

約数和(自身を除く): 19923821441

約数列:

[1, 7, 23, 79, 101, 161, 553, 707, 1817, 2323, 7979, 12719, 16261, 55853, 70621, 183517, 494347, 1284619, 1624283, 5579059, 7132721, 11369981, 39053413, 49929047, 128318357, 164052583, 563484959, 898228499, 1148368081, 3944394713, 12960154057, 90721078399]

約数ペア:

[(1, 90721078399), (7, 12960154057), (23, 3944394713), (79, 1148368081), (101, 898228499), (161, 563484959), (553, 164052583), (707, 128318357), (1817, 49929047), (2323, 39053413), (7979, 11369981), (12719, 7132721), (16261, 5579059), (55853, 1624283), (70621, 1284619), (183517, 494347)]