77625009

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{599}}^1$

素因数の和:651

約数の個数: 72

約数和(自身を含む): 149385600

約数和(自身を除く): 71760591

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 121, 153, 187, 231, 357, 363, 561, 599, 693, 847, 1071, 1089, 1309, 1683, 1797, 2057, 2541, 3927, 4193, 5391, 6171, 6589, 7623, 10183, 11781, 12579, 14399, 18513, 19767, 30549, 37737, 43197, 46123, 59301, 71281, 72479, 91647, 112013, 129591, 138369, 213843, 217437, 336039, 415107, 507353, 641529, 652311, 784091, 1008117, 1232143, 1522059, 2352273, 3696429, 4566177, 7056819, 8625001, 11089287, 25875003, 77625009]

約数ペア:

[(1, 77625009), (3, 25875003), (7, 11089287), (9, 8625001), (11, 7056819), (17, 4566177), (21, 3696429), (33, 2352273), (51, 1522059), (63, 1232143), (77, 1008117), (99, 784091), (119, 652311), (121, 641529), (153, 507353), (187, 415107), (231, 336039), (357, 217437), (363, 213843), (561, 138369), (599, 129591), (693, 112013), (847, 91647), (1071, 72479), (1089, 71281), (1309, 59301), (1683, 46123), (1797, 43197), (2057, 37737), (2541, 30549), (3927, 19767), (4193, 18513), (5391, 14399), (6171, 12579), (6589, 11781), (7623, 10183)]