28813575

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:864

約数の個数: 48

約数和(自身を含む): 55282176

約数和(自身を除く): 26468601

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 71, 75, 105, 175, 213, 355, 497, 525, 773, 1065, 1491, 1775, 2319, 2485, 3865, 5325, 5411, 7455, 11595, 12425, 16233, 19325, 27055, 37275, 54883, 57975, 81165, 135275, 164649, 274415, 384181, 405825, 823245, 1152543, 1372075, 1920905, 4116225, 5762715, 9604525, 28813575]

約数ペア:

[(1, 28813575), (3, 9604525), (5, 5762715), (7, 4116225), (15, 1920905), (21, 1372075), (25, 1152543), (35, 823245), (71, 405825), (75, 384181), (105, 274415), (175, 164649), (213, 135275), (355, 81165), (497, 57975), (525, 54883), (773, 37275), (1065, 27055), (1491, 19325), (1775, 16233), (2319, 12425), (2485, 11595), (3865, 7455), (5325, 5411)]