55220613

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71069}}^1$

素因数の和:71116

約数の個数: 16

約数和(自身を含む): 86421120

約数和(自身を除く): 31200507

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 71069, 213207, 497483, 1492449, 2629553, 7888659, 18406871, 55220613]

約数ペア:

[(1, 55220613), (3, 18406871), (7, 7888659), (21, 2629553), (37, 1492449), (111, 497483), (259, 213207), (777, 71069)]