78899868

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{20107}}^1$

素因数の和:20226

約数の個数: 36

約数和(自身を含む): 201281080

約数和(自身を除く): 122381212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 654, 981, 1308, 1962, 3924, 20107, 40214, 60321, 80428, 120642, 180963, 241284, 361926, 723852, 2191663, 4383326, 6574989, 8766652, 13149978, 19724967, 26299956, 39449934, 78899868]

約数ペア:

[(1, 78899868), (2, 39449934), (3, 26299956), (4, 19724967), (6, 13149978), (9, 8766652), (12, 6574989), (18, 4383326), (36, 2191663), (109, 723852), (218, 361926), (327, 241284), (436, 180963), (654, 120642), (981, 80428), (1308, 60321), (1962, 40214), (3924, 20107)]