31643361

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 47024640

約数和(自身を除く): 15381279

約数列:

[1, 3, 9, 47, 141, 239, 313, 423, 717, 939, 2151, 2817, 11233, 14711, 33699, 44133, 74807, 101097, 132399, 224421, 673263, 3515929, 10547787, 31643361]

約数ペア:

[(1, 31643361), (3, 10547787), (9, 3515929), (47, 673263), (141, 224421), (239, 132399), (313, 101097), (423, 74807), (717, 44133), (939, 33699), (2151, 14711), (2817, 11233)]