55289455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{1327}}^1$

素因数の和:1986

約数の個数: 16

約数和(自身を含む): 71616384

約数和(自身を除く): 16326929

約数列:

[1, 5, 13, 65, 641, 1327, 3205, 6635, 8333, 17251, 41665, 86255, 850607, 4253035, 11057891, 55289455]

約数ペア:

[(1, 55289455), (5, 11057891), (13, 4253035), (65, 850607), (641, 86255), (1327, 41665), (3205, 17251), (6635, 8333)]