490639617

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{1979}}^1$

素因数の和:2174

約数の個数: 36

約数和(自身を含む): 772508880

約数和(自身を除く): 281869263

約数列:

[1, 3, 9, 13, 39, 117, 163, 169, 489, 507, 1467, 1521, 1979, 2119, 5937, 6357, 17811, 19071, 25727, 27547, 77181, 82641, 231543, 247923, 322577, 334451, 967731, 1003353, 2903193, 3010059, 4193501, 12580503, 37741509, 54515513, 163546539, 490639617]

約数ペア:

[(1, 490639617), (3, 163546539), (9, 54515513), (13, 37741509), (39, 12580503), (117, 4193501), (163, 3010059), (169, 2903193), (489, 1003353), (507, 967731), (1467, 334451), (1521, 322577), (1979, 247923), (2119, 231543), (5937, 82641), (6357, 77181), (17811, 27547), (19071, 25727)]