156737709

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{17609}}^1$

素因数の和:17681

約数の個数: 24

約数和(自身を含む): 241750080

約数和(自身を除く): 85012371

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 2967, 8901, 17609, 52827, 158481, 405007, 757187, 1215021, 2271561, 3645063, 6814683, 17415301, 52245903, 156737709]

約数ペア:

[(1, 156737709), (3, 52245903), (9, 17415301), (23, 6814683), (43, 3645063), (69, 2271561), (129, 1215021), (207, 757187), (387, 405007), (989, 158481), (2967, 52827), (8901, 17609)]