47971881

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{619}}^1$

素因数の和:813

約数の個数: 24

約数和(自身を含む): 70928000

約数和(自身を除く): 22956119

約数列:

[1, 3, 9, 79, 109, 237, 327, 619, 711, 981, 1857, 5571, 8611, 25833, 48901, 67471, 77499, 146703, 202413, 440109, 607239, 5330209, 15990627, 47971881]

約数ペア:

[(1, 47971881), (3, 15990627), (9, 5330209), (79, 607239), (109, 440109), (237, 202413), (327, 146703), (619, 77499), (711, 67471), (981, 48901), (1857, 25833), (5571, 8611)]