868256415

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{164911}}^1$

素因数の和:164941

約数の個数: 40

約数和(自身を含む): 1676165568

約数和(自身を除く): 807909153

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 1053, 1755, 5265, 164911, 494733, 824555, 1484199, 2143843, 2473665, 4452597, 6431529, 7420995, 10719215, 13357791, 19294587, 22262985, 32157645, 57883761, 66788955, 96472935, 173651283, 289418805, 868256415]

約数ペア:

[(1, 868256415), (3, 289418805), (5, 173651283), (9, 96472935), (13, 66788955), (15, 57883761), (27, 32157645), (39, 22262985), (45, 19294587), (65, 13357791), (81, 10719215), (117, 7420995), (135, 6431529), (195, 4452597), (351, 2473665), (405, 2143843), (585, 1484199), (1053, 824555), (1755, 494733), (5265, 164911)]