291270222

素因数分解:

$2^1\times 3^3\times {\mathrm{5393893}}^1$

素因数の和:5393904

約数の個数: 16

約数和(自身を含む): 647267280

約数和(自身を除く): 355997058

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 5393893, 10787786, 16181679, 32363358, 48545037, 97090074, 145635111, 291270222]

約数ペア:

[(1, 291270222), (2, 145635111), (3, 97090074), (6, 48545037), (9, 32363358), (18, 16181679), (27, 10787786), (54, 5393893)]