2687013

素因数分解:

$3^4\times 7^2\times {\mathrm{677}}^1$

素因数の和:703

約数の個数: 30

約数和(自身を含む): 4676166

約数和(自身を除く): 1989153

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 677, 1323, 2031, 3969, 4739, 6093, 14217, 18279, 33173, 42651, 54837, 99519, 127953, 298557, 383859, 895671, 2687013]

約数ペア:

[(1, 2687013), (3, 895671), (7, 383859), (9, 298557), (21, 127953), (27, 99519), (49, 54837), (63, 42651), (81, 33173), (147, 18279), (189, 14217), (441, 6093), (567, 4739), (677, 3969), (1323, 2031)]