201395961

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{40031}}^1$

素因数の和:40093

約数の個数: 24

約数和(自身を含む): 320576256

約数和(自身を除く): 119180295

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 40031, 120093, 360279, 520403, 1561209, 1721333, 4683627, 5163999, 15491997, 22377329, 67131987, 201395961]

約数ペア:

[(1, 201395961), (3, 67131987), (9, 22377329), (13, 15491997), (39, 5163999), (43, 4683627), (117, 1721333), (129, 1561209), (387, 520403), (559, 360279), (1677, 120093), (5031, 40031)]