289301870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{202309}}^1$

素因数の和:202340

約数の個数: 32

約数和(自身を含む): 611785440

約数和(自身を除く): 322483570

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 202309, 404618, 1011545, 2023090, 2225399, 2630017, 4450798, 5260034, 11126995, 13150085, 22253990, 26300170, 28930187, 57860374, 144650935, 289301870]

約数ペア:

[(1, 289301870), (2, 144650935), (5, 57860374), (10, 28930187), (11, 26300170), (13, 22253990), (22, 13150085), (26, 11126995), (55, 5260034), (65, 4450798), (110, 2630017), (130, 2225399), (143, 2023090), (286, 1011545), (715, 404618), (1430, 202309)]