2645643

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1$

素因数の和:915

約数の個数: 32

約数和(自身を含む): 4741632

約数和(自身を除く): 2095989

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 881, 1001, 2643, 3003, 6167, 9691, 11453, 18501, 29073, 34359, 67837, 80171, 125983, 203511, 240513, 377949, 881881, 2645643]

約数ペア:

[(1, 2645643), (3, 881881), (7, 377949), (11, 240513), (13, 203511), (21, 125983), (33, 80171), (39, 67837), (77, 34359), (91, 29073), (143, 18501), (231, 11453), (273, 9691), (429, 6167), (881, 3003), (1001, 2643)]