281407274

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{2011}}^1$

素因数の和:2142

約数の個数: 32

約数和(自身を含む): 455066112

約数和(自身を除く): 173658838

約数列:

[1, 2, 31, 37, 61, 62, 74, 122, 1147, 1891, 2011, 2257, 2294, 3782, 4022, 4514, 62341, 69967, 74407, 122671, 124682, 139934, 148814, 245342, 2306617, 3802801, 4538827, 4613234, 7605602, 9077654, 140703637, 281407274]

約数ペア:

[(1, 281407274), (2, 140703637), (31, 9077654), (37, 7605602), (61, 4613234), (62, 4538827), (74, 3802801), (122, 2306617), (1147, 245342), (1891, 148814), (2011, 139934), (2257, 124682), (2294, 122671), (3782, 74407), (4022, 69967), (4514, 62341)]