2690545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 32

約数和(自身を含む): 3919104

約数和(自身を除く): 1228559

約数列:

[1, 5, 11, 13, 53, 55, 65, 71, 143, 265, 355, 583, 689, 715, 781, 923, 2915, 3445, 3763, 3905, 4615, 7579, 10153, 18815, 37895, 41393, 48919, 50765, 206965, 244595, 538109, 2690545]

約数ペア:

[(1, 2690545), (5, 538109), (11, 244595), (13, 206965), (53, 50765), (55, 48919), (65, 41393), (71, 37895), (143, 18815), (265, 10153), (355, 7579), (583, 4615), (689, 3905), (715, 3763), (781, 3445), (923, 2915)]