55880361

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{23789}}^1$

素因数の和:23830

約数の個数: 20

約数和(自身を含む): 86357700

約数和(自身を除く): 30477339

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 23789, 71367, 214101, 642303, 689881, 1926909, 2069643, 6208929, 18626787, 55880361]

約数ペア:

[(1, 55880361), (3, 18626787), (9, 6208929), (27, 2069643), (29, 1926909), (81, 689881), (87, 642303), (261, 214101), (783, 71367), (2349, 23789)]