51128236

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{2687}}^1$

素因数の和:2829

約数の個数: 24

約数和(自身を含む): 92123136

約数和(自身を除く): 40994900

約数列:

[1, 2, 4, 67, 71, 134, 142, 268, 284, 2687, 4757, 5374, 9514, 10748, 19028, 180029, 190777, 360058, 381554, 720116, 763108, 12782059, 25564118, 51128236]

約数ペア:

[(1, 51128236), (2, 25564118), (4, 12782059), (67, 763108), (71, 720116), (134, 381554), (142, 360058), (268, 190777), (284, 180029), (2687, 19028), (4757, 10748), (5374, 9514)]