215512275

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1093}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 390689280

約数和(自身を除く): 175177005

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 239, 275, 717, 825, 1093, 1195, 2629, 3279, 3585, 5465, 5975, 7887, 12023, 13145, 16395, 17925, 27325, 36069, 39435, 60115, 65725, 81975, 180345, 197175, 261227, 300575, 783681, 901725, 1306135, 2873497, 3918405, 6530675, 8620491, 14367485, 19592025, 43102455, 71837425, 215512275]

約数ペア:

[(1, 215512275), (3, 71837425), (5, 43102455), (11, 19592025), (15, 14367485), (25, 8620491), (33, 6530675), (55, 3918405), (75, 2873497), (165, 1306135), (239, 901725), (275, 783681), (717, 300575), (825, 261227), (1093, 197175), (1195, 180345), (2629, 81975), (3279, 65725), (3585, 60115), (5465, 39435), (5975, 36069), (7887, 27325), (12023, 17925), (13145, 16395)]