31171188

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 74511360

約数和(自身を除く): 43340172

約数列:

[1, 2, 3, 4, 6, 12, 79, 131, 158, 237, 251, 262, 316, 393, 474, 502, 524, 753, 786, 948, 1004, 1506, 1572, 3012, 10349, 19829, 20698, 31047, 32881, 39658, 41396, 59487, 62094, 65762, 79316, 98643, 118974, 124188, 131524, 197286, 237948, 394572, 2597599, 5195198, 7792797, 10390396, 15585594, 31171188]

約数ペア:

[(1, 31171188), (2, 15585594), (3, 10390396), (4, 7792797), (6, 5195198), (12, 2597599), (79, 394572), (131, 237948), (158, 197286), (237, 131524), (251, 124188), (262, 118974), (316, 98643), (393, 79316), (474, 65762), (502, 62094), (524, 59487), (753, 41396), (786, 39658), (948, 32881), (1004, 31047), (1506, 20698), (1572, 19829), (3012, 10349)]