1249661872

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{4441}}^1$

素因数の和:4901

約数の個数: 40

約数和(自身を含む): 2484144080

約数和(自身を除く): 1234482208

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 409, 688, 818, 1636, 3272, 4441, 6544, 8882, 17587, 17764, 35174, 35528, 70348, 71056, 140696, 190963, 281392, 381926, 763852, 1527704, 1816369, 3055408, 3632738, 7265476, 14530952, 29061904, 78103867, 156207734, 312415468, 624830936, 1249661872]

約数ペア:

[(1, 1249661872), (2, 624830936), (4, 312415468), (8, 156207734), (16, 78103867), (43, 29061904), (86, 14530952), (172, 7265476), (344, 3632738), (409, 3055408), (688, 1816369), (818, 1527704), (1636, 763852), (3272, 381926), (4441, 281392), (6544, 190963), (8882, 140696), (17587, 71056), (17764, 70348), (35174, 35528)]