27381645

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:172

約数の個数: 80

約数和(自身を含む): 53787888

約数和(自身を除く): 26406243

約数列:

[1, 3, 5, 9, 15, 17, 27, 41, 45, 51, 81, 85, 97, 123, 135, 153, 205, 255, 291, 369, 405, 459, 485, 615, 697, 765, 873, 1107, 1377, 1455, 1649, 1845, 2091, 2295, 2619, 3321, 3485, 3977, 4365, 4947, 5535, 6273, 6885, 7857, 8245, 10455, 11931, 13095, 14841, 16605, 18819, 19885, 24735, 31365, 35793, 39285, 44523, 56457, 59655, 67609, 74205, 94095, 107379, 133569, 178965, 202827, 222615, 282285, 322137, 338045, 536895, 608481, 667845, 1014135, 1610685, 1825443, 3042405, 5476329, 9127215, 27381645]

約数ペア:

[(1, 27381645), (3, 9127215), (5, 5476329), (9, 3042405), (15, 1825443), (17, 1610685), (27, 1014135), (41, 667845), (45, 608481), (51, 536895), (81, 338045), (85, 322137), (97, 282285), (123, 222615), (135, 202827), (153, 178965), (205, 133569), (255, 107379), (291, 94095), (369, 74205), (405, 67609), (459, 59655), (485, 56457), (615, 44523), (697, 39285), (765, 35793), (873, 31365), (1107, 24735), (1377, 19885), (1455, 18819), (1649, 16605), (1845, 14841), (2091, 13095), (2295, 11931), (2619, 10455), (3321, 8245), (3485, 7857), (3977, 6885), (4365, 6273), (4947, 5535)]