2898805

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 4483584

約数和(自身を除く): 1584779

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 277, 299, 455, 805, 1385, 1495, 1939, 2093, 3601, 6371, 9695, 10465, 18005, 25207, 31855, 44597, 82823, 126035, 222985, 414115, 579761, 2898805]

約数ペア:

[(1, 2898805), (5, 579761), (7, 414115), (13, 222985), (23, 126035), (35, 82823), (65, 44597), (91, 31855), (115, 25207), (161, 18005), (277, 10465), (299, 9695), (455, 6371), (805, 3601), (1385, 2093), (1495, 1939)]