30770481

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 52531200

約数和(自身を除く): 21760719

約数列:

[1, 3, 7, 19, 21, 23, 49, 57, 69, 133, 147, 161, 399, 437, 479, 483, 931, 1127, 1311, 1437, 2793, 3059, 3353, 3381, 9101, 9177, 10059, 11017, 21413, 23471, 27303, 33051, 63707, 64239, 70413, 77119, 191121, 209323, 231357, 445949, 539833, 627969, 1337847, 1465261, 1619499, 4395783, 10256827, 30770481]

約数ペア:

[(1, 30770481), (3, 10256827), (7, 4395783), (19, 1619499), (21, 1465261), (23, 1337847), (49, 627969), (57, 539833), (69, 445949), (133, 231357), (147, 209323), (161, 191121), (399, 77119), (437, 70413), (479, 64239), (483, 63707), (931, 33051), (1127, 27303), (1311, 23471), (1437, 21413), (2793, 11017), (3059, 10059), (3353, 9177), (3381, 9101)]