2580578

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1289}}^1$

素因数の和:1322

約数の個数: 32

約数和(自身を含む): 5201280

約数和(自身を除く): 2620702

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 1289, 2002, 2578, 9023, 14179, 16757, 18046, 28358, 33514, 99253, 117299, 184327, 198506, 234598, 368654, 1290289, 2580578]

約数ペア:

[(1, 2580578), (2, 1290289), (7, 368654), (11, 234598), (13, 198506), (14, 184327), (22, 117299), (26, 99253), (77, 33514), (91, 28358), (143, 18046), (154, 16757), (182, 14179), (286, 9023), (1001, 2578), (1289, 2002)]