68447463

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{9907}}^1$

素因数の和:9971

約数の個数: 24

約数和(自身を含む): 108433152

約数和(自身を除く): 39985689

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 6909, 9907, 29721, 69349, 208047, 465629, 485443, 1396887, 1456329, 3259403, 9778209, 22815821, 68447463]

約数ペア:

[(1, 68447463), (3, 22815821), (7, 9778209), (21, 3259403), (47, 1456329), (49, 1396887), (141, 485443), (147, 465629), (329, 208047), (987, 69349), (2303, 29721), (6909, 9907)]