213742768465

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{12451}}^1\times {\mathrm{110753}}^1$

素因数の和:123240

約数の個数: 16

約数和(自身を含む): 264788891136

約数和(自身を除く): 51046122671

約数列:

[1, 5, 31, 155, 12451, 62255, 110753, 385981, 553765, 1929905, 3433343, 17166715, 1378985603, 6894928015, 42748553693, 213742768465]

約数ペア:

[(1, 213742768465), (5, 42748553693), (31, 6894928015), (155, 1378985603), (12451, 17166715), (62255, 3433343), (110753, 1929905), (385981, 553765)]