68439956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{2971}}^1$

素因数の和:3431

約数の個数: 24

約数和(自身を含む): 129317664

約数和(自身を除く): 60877708

約数列:

[1, 2, 4, 13, 26, 52, 443, 886, 1772, 2971, 5759, 5942, 11518, 11884, 23036, 38623, 77246, 154492, 1316153, 2632306, 5264612, 17109989, 34219978, 68439956]

約数ペア:

[(1, 68439956), (2, 34219978), (4, 17109989), (13, 5264612), (26, 2632306), (52, 1316153), (443, 154492), (886, 77246), (1772, 38623), (2971, 23036), (5759, 11884), (5942, 11518)]