289349710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{54287}}^1$

素因数の和:54348

約数の個数: 32

約数和(自身を含む): 574584192

約数和(自身を除く): 285234482

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 5330, 54287, 108574, 271435, 542870, 705731, 1411462, 2225767, 3528655, 4451534, 7057310, 11128835, 22257670, 28934971, 57869942, 144674855, 289349710]

約数ペア:

[(1, 289349710), (2, 144674855), (5, 57869942), (10, 28934971), (13, 22257670), (26, 11128835), (41, 7057310), (65, 4451534), (82, 3528655), (130, 2225767), (205, 1411462), (410, 705731), (533, 542870), (1066, 271435), (2665, 108574), (5330, 54287)]