85320431

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 106444800

約数和(自身を除く): 21124369

約数列:

[1, 7, 19, 59, 83, 131, 133, 413, 581, 917, 1121, 1577, 2489, 4897, 7729, 7847, 10873, 11039, 17423, 34279, 54103, 76111, 93043, 146851, 206587, 641507, 651301, 1027957, 1446109, 4490549, 12188633, 85320431]

約数ペア:

[(1, 85320431), (7, 12188633), (19, 4490549), (59, 1446109), (83, 1027957), (131, 651301), (133, 641507), (413, 206587), (581, 146851), (917, 93043), (1121, 76111), (1577, 54103), (2489, 34279), (4897, 17423), (7729, 11039), (7847, 10873)]