31405428

素因数分解:

$2^2\times 3^3\times {\mathrm{290791}}^1$

素因数の和:290804

約数の個数: 24

約数和(自身を含む): 81421760

約数和(自身を除く): 50016332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 290791, 581582, 872373, 1163164, 1744746, 2617119, 3489492, 5234238, 7851357, 10468476, 15702714, 31405428]

約数ペア:

[(1, 31405428), (2, 15702714), (3, 10468476), (4, 7851357), (6, 5234238), (9, 3489492), (12, 2617119), (18, 1744746), (27, 1163164), (36, 872373), (54, 581582), (108, 290791)]