31351256

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 60480000

約数和(自身を除く): 29128744

約数列:

[1, 2, 4, 8, 47, 94, 188, 199, 376, 398, 419, 796, 838, 1592, 1676, 3352, 9353, 18706, 19693, 37412, 39386, 74824, 78772, 83381, 157544, 166762, 333524, 667048, 3918907, 7837814, 15675628, 31351256]

約数ペア:

[(1, 31351256), (2, 15675628), (4, 7837814), (8, 3918907), (47, 667048), (94, 333524), (188, 166762), (199, 157544), (376, 83381), (398, 78772), (419, 74824), (796, 39386), (838, 37412), (1592, 19693), (1676, 18706), (3352, 9353)]