200601981

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{2399}}^1$

素因数の和:2590

約数の個数: 32

約数和(自身を含む): 314880000

約数和(自身を除く): 114278019

約数列:

[1, 3, 9, 19, 27, 57, 163, 171, 489, 513, 1467, 2399, 3097, 4401, 7197, 9291, 21591, 27873, 45581, 64773, 83619, 136743, 391037, 410229, 1173111, 1230687, 3519333, 7429703, 10557999, 22289109, 66867327, 200601981]

約数ペア:

[(1, 200601981), (3, 66867327), (9, 22289109), (19, 10557999), (27, 7429703), (57, 3519333), (163, 1230687), (171, 1173111), (489, 410229), (513, 391037), (1467, 136743), (2399, 83619), (3097, 64773), (4401, 45581), (7197, 27873), (9291, 21591)]