660459039

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 915840000

約数和(自身を除く): 255380961

約数列:

[1, 3, 59, 79, 149, 177, 237, 317, 447, 951, 4661, 8791, 11771, 13983, 18703, 25043, 26373, 35313, 47233, 56109, 75129, 141699, 694489, 1477537, 2083467, 2786747, 3731407, 4432611, 8360241, 11194221, 220153013, 660459039]

約数ペア:

[(1, 660459039), (3, 220153013), (59, 11194221), (79, 8360241), (149, 4432611), (177, 3731407), (237, 2786747), (317, 2083467), (447, 1477537), (951, 694489), (4661, 141699), (8791, 75129), (11771, 56109), (13983, 47233), (18703, 35313), (25043, 26373)]