31381336

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{11923}}^1$

素因数の和:11983

約数の個数: 32

約数和(自身を含む): 68682240

約数和(自身を除く): 37300904

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 11923, 23846, 47692, 83461, 95384, 166922, 333844, 560381, 667688, 1120762, 2241524, 3922667, 4483048, 7845334, 15690668, 31381336]

約数ペア:

[(1, 31381336), (2, 15690668), (4, 7845334), (7, 4483048), (8, 3922667), (14, 2241524), (28, 1120762), (47, 667688), (56, 560381), (94, 333844), (188, 166922), (329, 95384), (376, 83461), (658, 47692), (1316, 23846), (2632, 11923)]