91313901

素因数分解:

$3^2\times 7^2\times {\mathrm{207061}}^1$

素因数の和:207081

約数の個数: 18

約数和(自身を含む): 153432942

約数和(自身を除く): 62119041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 207061, 621183, 1449427, 1863549, 4348281, 10145989, 13044843, 30437967, 91313901]

約数ペア:

[(1, 91313901), (3, 30437967), (7, 13044843), (9, 10145989), (21, 4348281), (49, 1863549), (63, 1449427), (147, 621183), (441, 207061)]