256671572

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{3391}}^1$

素因数の和:3671

約数の個数: 24

約数和(自身を含む): 455884800

約数和(自身を除く): 199213228

約数列:

[1, 2, 4, 127, 149, 254, 298, 508, 596, 3391, 6782, 13564, 18923, 37846, 75692, 430657, 505259, 861314, 1010518, 1722628, 2021036, 64167893, 128335786, 256671572]

約数ペア:

[(1, 256671572), (2, 128335786), (4, 64167893), (127, 2021036), (149, 1722628), (254, 1010518), (298, 861314), (508, 505259), (596, 430657), (3391, 75692), (6782, 37846), (13564, 18923)]