30131686

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{239}}^1\times {\mathrm{373}}^1$

素因数の和:640

約数の個数: 24

約数和(自身を含む): 49278240

約数和(自身を除く): 19146554

約数列:

[1, 2, 13, 26, 169, 239, 338, 373, 478, 746, 3107, 4849, 6214, 9698, 40391, 63037, 80782, 89147, 126074, 178294, 1158911, 2317822, 15065843, 30131686]

約数ペア:

[(1, 30131686), (2, 15065843), (13, 2317822), (26, 1158911), (169, 178294), (239, 126074), (338, 89147), (373, 80782), (478, 63037), (746, 40391), (3107, 9698), (4849, 6214)]