31313751

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{467}}^1$

素因数の和:611

約数の個数: 32

約数和(自身を含む): 49840128

約数和(自身を除く): 18526377

約数列:

[1, 3, 7, 21, 31, 93, 103, 217, 309, 467, 651, 721, 1401, 2163, 3193, 3269, 9579, 9807, 14477, 22351, 43431, 48101, 67053, 101339, 144303, 304017, 336707, 1010121, 1491131, 4473393, 10437917, 31313751]

約数ペア:

[(1, 31313751), (3, 10437917), (7, 4473393), (21, 1491131), (31, 1010121), (93, 336707), (103, 304017), (217, 144303), (309, 101339), (467, 67053), (651, 48101), (721, 43431), (1401, 22351), (2163, 14477), (3193, 9807), (3269, 9579)]