2115566721

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{718847}}^1$

素因数の和:718965

約数の個数: 16

約数和(自身を含む): 3162931200

約数和(自身を除く): 1047364479

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 718847, 2156541, 6469623, 19408869, 78354323, 235062969, 705188907, 2115566721]

約数ペア:

[(1, 2115566721), (3, 705188907), (9, 235062969), (27, 78354323), (109, 19408869), (327, 6469623), (981, 2156541), (2943, 718847)]