128283305

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{18287}}^1$

素因数の和:18376

約数の個数: 16

約数和(自身を含む): 163275264

約数和(自身を除く): 34991959

約数列:

[1, 5, 23, 61, 115, 305, 1403, 7015, 18287, 91435, 420601, 1115507, 2103005, 5577535, 25656661, 128283305]

約数ペア:

[(1, 128283305), (5, 25656661), (23, 5577535), (61, 2103005), (115, 1115507), (305, 420601), (1403, 91435), (7015, 18287)]