81486468

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{323359}}^1$

素因数の和:323376

約数の個数: 36

約数和(自身を含む): 235406080

約数和(自身を除く): 153919612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 323359, 646718, 970077, 1293436, 1940154, 2263513, 2910231, 3880308, 4527026, 5820462, 6790539, 9054052, 11640924, 13581078, 20371617, 27162156, 40743234, 81486468]

約数ペア:

[(1, 81486468), (2, 40743234), (3, 27162156), (4, 20371617), (6, 13581078), (7, 11640924), (9, 9054052), (12, 6790539), (14, 5820462), (18, 4527026), (21, 3880308), (28, 2910231), (36, 2263513), (42, 1940154), (63, 1293436), (84, 970077), (126, 646718), (252, 323359)]