156657394

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{3557}}^1$

素因数の和:3658

約数の個数: 24

約数和(自身を含む): 252141228

約数和(自身を除く): 95483834

約数列:

[1, 2, 19, 38, 61, 122, 361, 722, 1159, 2318, 3557, 7114, 22021, 44042, 67583, 135166, 216977, 433954, 1284077, 2568154, 4122563, 8245126, 78328697, 156657394]

約数ペア:

[(1, 156657394), (2, 78328697), (19, 8245126), (38, 4122563), (61, 2568154), (122, 1284077), (361, 433954), (722, 216977), (1159, 135166), (2318, 67583), (3557, 44042), (7114, 22021)]