508131

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 816816

約数和(自身を除く): 308685

約数列:

[1, 3, 9, 13, 39, 43, 101, 117, 129, 303, 387, 559, 909, 1313, 1677, 3939, 4343, 5031, 11817, 13029, 39087, 56459, 169377, 508131]

約数ペア:

[(1, 508131), (3, 169377), (9, 56459), (13, 39087), (39, 13029), (43, 11817), (101, 5031), (117, 4343), (129, 3939), (303, 1677), (387, 1313), (559, 909)]