255738222

素因数分解:

$2^1\times 3^4\times {\mathrm{1578631}}^1$

素因数の和:1578645

約数の個数: 20

約数和(自身を含む): 573043416

約数和(自身を除く): 317305194

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1578631, 3157262, 4735893, 9471786, 14207679, 28415358, 42623037, 85246074, 127869111, 255738222]

約数ペア:

[(1, 255738222), (2, 127869111), (3, 85246074), (6, 42623037), (9, 28415358), (18, 14207679), (27, 9471786), (54, 4735893), (81, 3157262), (162, 1578631)]