3971007

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 6076928

約数和(自身を除く): 2105921

約数列:

[1, 3, 9, 31, 43, 93, 129, 279, 331, 387, 993, 1333, 2979, 3999, 10261, 11997, 14233, 30783, 42699, 92349, 128097, 441223, 1323669, 3971007]

約数ペア:

[(1, 3971007), (3, 1323669), (9, 441223), (31, 128097), (43, 92349), (93, 42699), (129, 30783), (279, 14233), (331, 11997), (387, 10261), (993, 3999), (1333, 2979)]