12648015

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4931}}^1$

素因数の和:4964

約数の個数: 32

約数和(自身を含む): 23673600

約数和(自身を除く): 11025585

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 4931, 14793, 24655, 44379, 73965, 93689, 133137, 221895, 281067, 468445, 665685, 843201, 1405335, 2529603, 4216005, 12648015]

約数ペア:

[(1, 12648015), (3, 4216005), (5, 2529603), (9, 1405335), (15, 843201), (19, 665685), (27, 468445), (45, 281067), (57, 221895), (95, 133137), (135, 93689), (171, 73965), (285, 44379), (513, 24655), (855, 14793), (2565, 4931)]