139383587

素因数分解:

$7^2\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{281}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 166655232

約数和(自身を除く): 27271645

約数列:

[1, 7, 49, 53, 191, 281, 371, 1337, 1967, 2597, 9359, 10123, 13769, 14893, 53671, 70861, 104251, 375697, 496027, 729757, 2629879, 2844563, 19911941, 139383587]

約数ペア:

[(1, 139383587), (7, 19911941), (49, 2844563), (53, 2629879), (191, 729757), (281, 496027), (371, 375697), (1337, 104251), (1967, 70861), (2597, 53671), (9359, 14893), (10123, 13769)]