15957974158

素因数分解:

$2^1\times 7^3\times {\mathrm{2393}}^1\times {\mathrm{9721}}^1$

素因数の和:12137

約数の個数: 32

約数和(自身を含む): 27929361600

約数和(自身を除く): 11971387442

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2393, 4786, 9721, 16751, 19442, 33502, 68047, 117257, 136094, 234514, 476329, 820799, 952658, 1641598, 3334303, 6668606, 23262353, 46524706, 162836471, 325672942, 1139855297, 2279710594, 7978987079, 15957974158]

約数ペア:

[(1, 15957974158), (2, 7978987079), (7, 2279710594), (14, 1139855297), (49, 325672942), (98, 162836471), (343, 46524706), (686, 23262353), (2393, 6668606), (4786, 3334303), (9721, 1641598), (16751, 952658), (19442, 820799), (33502, 476329), (68047, 234514), (117257, 136094)]