7914921

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2341}}^1$

素因数の和:2381

約数の個数: 24

約数和(自身を含む): 12815424

約数和(自身を除く): 4900503

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 2341, 3381, 7023, 16387, 49161, 53843, 114709, 161529, 344127, 376901, 1130703, 2638307, 7914921]

約数ペア:

[(1, 7914921), (3, 2638307), (7, 1130703), (21, 376901), (23, 344127), (49, 161529), (69, 114709), (147, 53843), (161, 49161), (483, 16387), (1127, 7023), (2341, 3381)]