13270905

素因数分解:

$3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{499}}^1$

素因数の和:710

約数の個数: 32

約数和(自身を含む): 23760000

約数和(自身を除く): 10489095

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 197, 499, 591, 985, 1497, 1773, 2495, 2955, 4491, 5319, 7485, 8865, 13473, 22455, 26595, 67365, 98303, 294909, 491515, 884727, 1474545, 2654181, 4423635, 13270905]

約数ペア:

[(1, 13270905), (3, 4423635), (5, 2654181), (9, 1474545), (15, 884727), (27, 491515), (45, 294909), (135, 98303), (197, 67365), (499, 26595), (591, 22455), (985, 13473), (1497, 8865), (1773, 7485), (2495, 5319), (2955, 4491)]