542087

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:87

約数の個数: 24

約数和(自身を含む): 727776

約数和(自身を除く): 185689

約数列:

[1, 7, 13, 23, 37, 49, 91, 161, 259, 299, 481, 637, 851, 1127, 1813, 2093, 3367, 5957, 11063, 14651, 23569, 41699, 77441, 542087]

約数ペア:

[(1, 542087), (7, 77441), (13, 41699), (23, 23569), (37, 14651), (49, 11063), (91, 5957), (161, 3367), (259, 2093), (299, 1813), (481, 1127), (637, 851)]