54640444

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{647}}^1$

素因数の和:1185

約数の個数: 24

約数和(自身を含む): 98195328

約数和(自身を除く): 43554884

約数列:

[1, 2, 4, 43, 86, 172, 491, 647, 982, 1294, 1964, 2588, 21113, 27821, 42226, 55642, 84452, 111284, 317677, 635354, 1270708, 13660111, 27320222, 54640444]

約数ペア:

[(1, 54640444), (2, 27320222), (4, 13660111), (43, 1270708), (86, 635354), (172, 317677), (491, 111284), (647, 84452), (982, 55642), (1294, 42226), (1964, 27821), (2588, 21113)]