281225372

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{4253}}^1$

素因数の和:4589

約数の個数: 24

約数和(自身を含む): 502176192

約数和(自身を除く): 220950820

約数列:

[1, 2, 4, 61, 122, 244, 271, 542, 1084, 4253, 8506, 16531, 17012, 33062, 66124, 259433, 518866, 1037732, 1152563, 2305126, 4610252, 70306343, 140612686, 281225372]

約数ペア:

[(1, 281225372), (2, 140612686), (4, 70306343), (61, 4610252), (122, 2305126), (244, 1152563), (271, 1037732), (542, 518866), (1084, 259433), (4253, 66124), (8506, 33062), (16531, 17012)]