9980355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8641}}^1$

素因数の和:8667

約数の個数: 32

約数和(自身を含む): 19911168

約数和(自身を除く): 9930813

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 8641, 25923, 43205, 60487, 95051, 129615, 181461, 285153, 302435, 475255, 665357, 907305, 1425765, 1996071, 3326785, 9980355]

約数ペア:

[(1, 9980355), (3, 3326785), (5, 1996071), (7, 1425765), (11, 907305), (15, 665357), (21, 475255), (33, 302435), (35, 285153), (55, 181461), (77, 129615), (105, 95051), (165, 60487), (231, 43205), (385, 25923), (1155, 8641)]