27843915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{29}}^1$

素因数の和:105

約数の個数: 72

約数和(自身を含む): 52955280

約数和(自身を除く): 25111365

約数列:

[1, 3, 5, 11, 15, 23, 29, 33, 55, 69, 87, 115, 121, 145, 165, 253, 319, 345, 363, 435, 529, 605, 667, 759, 957, 1265, 1587, 1595, 1815, 2001, 2645, 2783, 3335, 3509, 3795, 4785, 5819, 7337, 7935, 8349, 10005, 10527, 13915, 15341, 17457, 17545, 22011, 29095, 36685, 41745, 46023, 52635, 64009, 76705, 80707, 87285, 110055, 168751, 192027, 230115, 242121, 320045, 403535, 506253, 843755, 960135, 1210605, 1856261, 2531265, 5568783, 9281305, 27843915]

約数ペア:

[(1, 27843915), (3, 9281305), (5, 5568783), (11, 2531265), (15, 1856261), (23, 1210605), (29, 960135), (33, 843755), (55, 506253), (69, 403535), (87, 320045), (115, 242121), (121, 230115), (145, 192027), (165, 168751), (253, 110055), (319, 87285), (345, 80707), (363, 76705), (435, 64009), (529, 52635), (605, 46023), (667, 41745), (759, 36685), (957, 29095), (1265, 22011), (1587, 17545), (1595, 17457), (1815, 15341), (2001, 13915), (2645, 10527), (2783, 10005), (3335, 8349), (3509, 7935), (3795, 7337), (4785, 5819)]