31148276

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{199}}^1\times {\mathrm{359}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 55440000

約数和(自身を除く): 24291724

約数列:

[1, 2, 4, 109, 199, 218, 359, 398, 436, 718, 796, 1436, 21691, 39131, 43382, 71441, 78262, 86764, 142882, 156524, 285764, 7787069, 15574138, 31148276]

約数ペア:

[(1, 31148276), (2, 15574138), (4, 7787069), (109, 285764), (199, 156524), (218, 142882), (359, 86764), (398, 78262), (436, 71441), (718, 43382), (796, 39131), (1436, 21691)]