28595325

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 54621504

約数和(自身を除く): 26026179

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 75, 115, 121, 137, 165, 253, 275, 345, 363, 411, 575, 605, 685, 759, 825, 1265, 1507, 1725, 1815, 2055, 2783, 3025, 3151, 3425, 3795, 4521, 6325, 7535, 8349, 9075, 9453, 10275, 13915, 15755, 16577, 18975, 22605, 34661, 37675, 41745, 47265, 49731, 69575, 78775, 82885, 103983, 113025, 173305, 208725, 236325, 248655, 381271, 414425, 519915, 866525, 1143813, 1243275, 1906355, 2599575, 5719065, 9531775, 28595325]

約数ペア:

[(1, 28595325), (3, 9531775), (5, 5719065), (11, 2599575), (15, 1906355), (23, 1243275), (25, 1143813), (33, 866525), (55, 519915), (69, 414425), (75, 381271), (115, 248655), (121, 236325), (137, 208725), (165, 173305), (253, 113025), (275, 103983), (345, 82885), (363, 78775), (411, 69575), (575, 49731), (605, 47265), (685, 41745), (759, 37675), (825, 34661), (1265, 22605), (1507, 18975), (1725, 16577), (1815, 15755), (2055, 13915), (2783, 10275), (3025, 9453), (3151, 9075), (3425, 8349), (3795, 7535), (4521, 6325)]