55209231

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:649

約数の個数: 72

約数和(自身を含む): 106704000

約数和(自身を除く): 51494769

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 49, 57, 63, 77, 99, 133, 147, 171, 209, 231, 399, 441, 539, 599, 627, 693, 931, 1197, 1463, 1617, 1797, 1881, 2793, 4193, 4389, 4851, 5391, 6589, 8379, 10241, 11381, 12579, 13167, 19767, 29351, 30723, 34143, 37737, 46123, 59301, 79667, 88053, 92169, 102429, 125191, 138369, 239001, 264159, 322861, 375573, 415107, 557669, 717003, 876337, 968583, 1126719, 1673007, 2629011, 2905749, 5019021, 6134359, 7887033, 18403077, 55209231]

約数ペア:

[(1, 55209231), (3, 18403077), (7, 7887033), (9, 6134359), (11, 5019021), (19, 2905749), (21, 2629011), (33, 1673007), (49, 1126719), (57, 968583), (63, 876337), (77, 717003), (99, 557669), (133, 415107), (147, 375573), (171, 322861), (209, 264159), (231, 239001), (399, 138369), (441, 125191), (539, 102429), (599, 92169), (627, 88053), (693, 79667), (931, 59301), (1197, 46123), (1463, 37737), (1617, 34143), (1797, 30723), (1881, 29351), (2793, 19767), (4193, 13167), (4389, 12579), (4851, 11381), (5391, 10241), (6589, 8379)]