157493848

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{1801}}^1$

素因数の和:2467

約数の個数: 32

約数和(自身を含む): 313331760

約数和(自身を除く): 155837912

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 643, 1286, 1801, 2572, 3602, 5144, 7204, 10931, 14408, 21862, 30617, 43724, 61234, 87448, 122468, 244936, 1158043, 2316086, 4632172, 9264344, 19686731, 39373462, 78746924, 157493848]

約数ペア:

[(1, 157493848), (2, 78746924), (4, 39373462), (8, 19686731), (17, 9264344), (34, 4632172), (68, 2316086), (136, 1158043), (643, 244936), (1286, 122468), (1801, 87448), (2572, 61234), (3602, 43724), (5144, 30617), (7204, 21862), (10931, 14408)]