7402221

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 11232000

約数和(自身を除く): 3829779

約数列:

[1, 3, 9, 29, 79, 87, 237, 261, 359, 711, 1077, 2291, 3231, 6873, 10411, 20619, 28361, 31233, 85083, 93699, 255249, 822469, 2467407, 7402221]

約数ペア:

[(1, 7402221), (3, 2467407), (9, 822469), (29, 255249), (79, 93699), (87, 85083), (237, 31233), (261, 28361), (359, 20619), (711, 10411), (1077, 6873), (2291, 3231)]