7668405

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1378

約数の個数: 32

約数和(自身を含む): 13960320

約数和(自身を除く): 6291915

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1321, 1935, 3963, 5805, 6605, 11889, 19815, 35667, 56803, 59445, 170409, 178335, 284015, 511227, 852045, 1533681, 2556135, 7668405]

約数ペア:

[(1, 7668405), (3, 2556135), (5, 1533681), (9, 852045), (15, 511227), (27, 284015), (43, 178335), (45, 170409), (129, 59445), (135, 56803), (215, 35667), (387, 19815), (645, 11889), (1161, 6605), (1321, 5805), (1935, 3963)]