402589809

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{7079}}^1$

素因数の和:7245

約数の個数: 24

約数和(自身を含む): 596419200

約数和(自身を除く): 193829391

約数列:

[1, 3, 9, 71, 89, 213, 267, 639, 801, 6319, 7079, 18957, 21237, 56871, 63711, 502609, 630031, 1507827, 1890093, 4523481, 5670279, 44732201, 134196603, 402589809]

約数ペア:

[(1, 402589809), (3, 134196603), (9, 44732201), (71, 5670279), (89, 4523481), (213, 1890093), (267, 1507827), (639, 630031), (801, 502609), (6319, 63711), (7079, 56871), (18957, 21237)]