156956212

素因数分解:

$2^2\times 7^2\times {\mathrm{401}}^1\times {\mathrm{1997}}^1$

素因数の和:2416

約数の個数: 36

約数和(自身を含む): 320475204

約数和(自身を除く): 163518992

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 401, 802, 1604, 1997, 2807, 3994, 5614, 7988, 11228, 13979, 19649, 27958, 39298, 55916, 78596, 97853, 195706, 391412, 800797, 1601594, 3203188, 5605579, 11211158, 22422316, 39239053, 78478106, 156956212]

約数ペア:

[(1, 156956212), (2, 78478106), (4, 39239053), (7, 22422316), (14, 11211158), (28, 5605579), (49, 3203188), (98, 1601594), (196, 800797), (401, 391412), (802, 195706), (1604, 97853), (1997, 78596), (2807, 55916), (3994, 39298), (5614, 27958), (7988, 19649), (11228, 13979)]