123781288

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{443}}^1\times {\mathrm{659}}^1$

素因数の和:1161

約数の個数: 32

約数和(自身を含む): 237362400

約数和(自身を除く): 113581112

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 443, 659, 886, 1318, 1772, 2636, 3544, 5272, 23479, 34927, 46958, 69854, 93916, 139708, 187832, 279416, 291937, 583874, 1167748, 2335496, 15472661, 30945322, 61890644, 123781288]

約数ペア:

[(1, 123781288), (2, 61890644), (4, 30945322), (8, 15472661), (53, 2335496), (106, 1167748), (212, 583874), (424, 291937), (443, 279416), (659, 187832), (886, 139708), (1318, 93916), (1772, 69854), (2636, 46958), (3544, 34927), (5272, 23479)]