81330902

素因数分解:

$2^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1\times {\mathrm{1129}}^1$

素因数の和:1511

約数の個数: 16

約数和(自身を含む): 123396000

約数和(自身を除く): 42065098

約数列:

[1, 2, 181, 199, 362, 398, 1129, 2258, 36019, 72038, 204349, 224671, 408698, 449342, 40665451, 81330902]

約数ペア:

[(1, 81330902), (2, 40665451), (181, 449342), (199, 408698), (362, 224671), (398, 204349), (1129, 72038), (2258, 36019)]