8147405

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 12096000

約数和(自身を除く): 3948595

約数列:

[1, 5, 7, 23, 29, 35, 115, 145, 161, 203, 349, 667, 805, 1015, 1745, 2443, 3335, 4669, 8027, 10121, 12215, 23345, 40135, 50605, 56189, 70847, 232783, 280945, 354235, 1163915, 1629481, 8147405]

約数ペア:

[(1, 8147405), (5, 1629481), (7, 1163915), (23, 354235), (29, 280945), (35, 232783), (115, 70847), (145, 56189), (161, 50605), (203, 40135), (349, 23345), (667, 12215), (805, 10121), (1015, 8027), (1745, 4669), (2443, 3335)]