262127481

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{479}}^1$

素因数の和:626

約数の個数: 64

約数和(自身を含む): 460062720

約数和(自身を除く): 197935239

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 103, 161, 231, 253, 309, 479, 483, 721, 759, 1133, 1437, 1771, 2163, 2369, 3353, 3399, 5269, 5313, 7107, 7931, 10059, 11017, 15807, 16583, 23793, 26059, 33051, 36883, 49337, 49749, 77119, 78177, 110649, 121187, 148011, 182413, 231357, 345359, 363561, 542707, 547239, 848309, 1036077, 1134751, 1628121, 2544927, 3404253, 3798949, 7943257, 11396847, 12482261, 23829771, 37446783, 87375827, 262127481]

約数ペア:

[(1, 262127481), (3, 87375827), (7, 37446783), (11, 23829771), (21, 12482261), (23, 11396847), (33, 7943257), (69, 3798949), (77, 3404253), (103, 2544927), (161, 1628121), (231, 1134751), (253, 1036077), (309, 848309), (479, 547239), (483, 542707), (721, 363561), (759, 345359), (1133, 231357), (1437, 182413), (1771, 148011), (2163, 121187), (2369, 110649), (3353, 78177), (3399, 77119), (5269, 49749), (5313, 49337), (7107, 36883), (7931, 33051), (10059, 26059), (11017, 23793), (15807, 16583)]