31716069

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 56229888

約数和(自身を除く): 24513819

約数列:

[1, 3, 7, 11, 21, 31, 33, 43, 77, 93, 103, 129, 217, 231, 301, 309, 341, 473, 651, 721, 903, 1023, 1133, 1333, 1419, 2163, 2387, 3193, 3311, 3399, 3999, 4429, 7161, 7931, 9331, 9579, 9933, 13287, 14663, 22351, 23793, 27993, 31003, 35123, 43989, 48719, 67053, 93009, 102641, 105369, 137299, 146157, 245861, 307923, 341033, 411897, 737583, 961093, 1023099, 1510289, 2883279, 4530867, 10572023, 31716069]

約数ペア:

[(1, 31716069), (3, 10572023), (7, 4530867), (11, 2883279), (21, 1510289), (31, 1023099), (33, 961093), (43, 737583), (77, 411897), (93, 341033), (103, 307923), (129, 245861), (217, 146157), (231, 137299), (301, 105369), (309, 102641), (341, 93009), (473, 67053), (651, 48719), (721, 43989), (903, 35123), (1023, 31003), (1133, 27993), (1333, 23793), (1419, 22351), (2163, 14663), (2387, 13287), (3193, 9933), (3311, 9579), (3399, 9331), (3999, 7931), (4429, 7161)]