140904517

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 168182784

約数和(自身を除く): 27278267

約数列:

[1, 13, 17, 31, 131, 157, 221, 403, 527, 1703, 2041, 2227, 2669, 4061, 4867, 6851, 20567, 28951, 34697, 52793, 63271, 69037, 82739, 267371, 349639, 637577, 897481, 1075607, 4545307, 8288501, 10838809, 140904517]

約数ペア:

[(1, 140904517), (13, 10838809), (17, 8288501), (31, 4545307), (131, 1075607), (157, 897481), (221, 637577), (403, 349639), (527, 267371), (1703, 82739), (2041, 69037), (2227, 63271), (2669, 52793), (4061, 34697), (4867, 28951), (6851, 20567)]