138792610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{6971}}^1$

素因数の和:7170

約数の個数: 32

約数和(自身を含む): 274083264

約数和(自身を除く): 135290654

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 181, 362, 905, 1810, 1991, 3982, 6971, 9955, 13942, 19910, 34855, 69710, 76681, 153362, 383405, 766810, 1261751, 2523502, 6308755, 12617510, 13879261, 27758522, 69396305, 138792610]

約数ペア:

[(1, 138792610), (2, 69396305), (5, 27758522), (10, 13879261), (11, 12617510), (22, 6308755), (55, 2523502), (110, 1261751), (181, 766810), (362, 383405), (905, 153362), (1810, 76681), (1991, 69710), (3982, 34855), (6971, 19910), (9955, 13942)]