78821961

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{2339}}^1$

素因数の和:2628

約数の個数: 16

約数和(自身を含む): 107827200

約数和(自身を除く): 29005239

約数列:

[1, 3, 47, 141, 239, 717, 2339, 7017, 11233, 33699, 109933, 329799, 559021, 1677063, 26273987, 78821961]

約数ペア:

[(1, 78821961), (3, 26273987), (47, 1677063), (141, 559021), (239, 329799), (717, 109933), (2339, 33699), (7017, 11233)]