1243815728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2507693}}^1$

素因数の和:2507732

約数の個数: 20

約数和(自身を含む): 2487632448

約数和(自身を除く): 1243816720

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2507693, 5015386, 10030772, 20061544, 40123088, 77738483, 155476966, 310953932, 621907864, 1243815728]

約数ペア:

[(1, 1243815728), (2, 621907864), (4, 310953932), (8, 155476966), (16, 77738483), (31, 40123088), (62, 20061544), (124, 10030772), (248, 5015386), (496, 2507693)]