31915667524

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{32869}}^1$

素因数の和:33220

約数の個数: 48

約数和(自身を含む): 61229710080

約数和(自身を除く): 29314042556

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 263, 284, 526, 923, 1052, 1846, 3419, 3692, 6838, 13676, 18673, 32869, 37346, 65738, 74692, 131476, 242749, 427297, 485498, 854594, 970996, 1709188, 2333699, 4667398, 8644547, 9334796, 17289094, 30338087, 34578188, 60676174, 112379111, 121352348, 224758222, 449516444, 613762837, 1227525674, 2455051348, 7978916881, 15957833762, 31915667524]

約数ペア:

[(1, 31915667524), (2, 15957833762), (4, 7978916881), (13, 2455051348), (26, 1227525674), (52, 613762837), (71, 449516444), (142, 224758222), (263, 121352348), (284, 112379111), (526, 60676174), (923, 34578188), (1052, 30338087), (1846, 17289094), (3419, 9334796), (3692, 8644547), (6838, 4667398), (13676, 2333699), (18673, 1709188), (32869, 970996), (37346, 854594), (65738, 485498), (74692, 427297), (131476, 242749)]