668836355

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{1373}}^1$

素因数の和:1927

約数の個数: 32

約数和(自身を含む): 929527488

約数和(自身を除く): 260691133

約数列:

[1, 5, 11, 17, 55, 85, 187, 521, 935, 1373, 2605, 5731, 6865, 8857, 15103, 23341, 28655, 44285, 75515, 97427, 116705, 256751, 487135, 715333, 1283755, 3576665, 7868663, 12160661, 39343315, 60803305, 133767271, 668836355]

約数ペア:

[(1, 668836355), (5, 133767271), (11, 60803305), (17, 39343315), (55, 12160661), (85, 7868663), (187, 3576665), (521, 1283755), (935, 715333), (1373, 487135), (2605, 256751), (5731, 116705), (6865, 97427), (8857, 75515), (15103, 44285), (23341, 28655)]