2657475

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 5079040

約数和(自身を除く): 2421565

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 127, 135, 155, 225, 279, 381, 465, 635, 675, 775, 837, 1143, 1395, 1905, 2325, 3175, 3429, 3937, 4185, 5715, 6975, 9525, 11811, 17145, 19685, 20925, 28575, 35433, 59055, 85725, 98425, 106299, 177165, 295275, 531495, 885825, 2657475]

約数ペア:

[(1, 2657475), (3, 885825), (5, 531495), (9, 295275), (15, 177165), (25, 106299), (27, 98425), (31, 85725), (45, 59055), (75, 35433), (93, 28575), (127, 20925), (135, 19685), (155, 17145), (225, 11811), (279, 9525), (381, 6975), (465, 5715), (635, 4185), (675, 3937), (775, 3429), (837, 3175), (1143, 2325), (1395, 1905)]