28189967

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{569}}^1$

素因数の和:722

約数の個数: 16

約数和(自身を含む): 31536960

約数和(自身を除く): 3346993

約数列:

[1, 13, 37, 103, 481, 569, 1339, 3811, 7397, 21053, 49543, 58607, 273689, 761891, 2168459, 28189967]

約数ペア:

[(1, 28189967), (13, 2168459), (37, 761891), (103, 273689), (481, 58607), (569, 49543), (1339, 21053), (3811, 7397)]