31531372

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{353}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 56082096

約数和(自身を除く): 24550724

約数列:

[1, 2, 4, 137, 163, 274, 326, 353, 548, 652, 706, 1412, 22331, 44662, 48361, 57539, 89324, 96722, 115078, 193444, 230156, 7882843, 15765686, 31531372]

約数ペア:

[(1, 31531372), (2, 15765686), (4, 7882843), (137, 230156), (163, 193444), (274, 115078), (326, 96722), (353, 89324), (548, 57539), (652, 48361), (706, 44662), (1412, 22331)]