398307978

素因数分解:

$2^1\times 3^2\times {\mathrm{2447}}^1\times {\mathrm{9043}}^1$

素因数の和:11498

約数の個数: 24

約数和(自身を含む): 863448768

約数和(自身を除く): 465140790

約数列:

[1, 2, 3, 6, 9, 18, 2447, 4894, 7341, 9043, 14682, 18086, 22023, 27129, 44046, 54258, 81387, 162774, 22128221, 44256442, 66384663, 132769326, 199153989, 398307978]

約数ペア:

[(1, 398307978), (2, 199153989), (3, 132769326), (6, 66384663), (9, 44256442), (18, 22128221), (2447, 162774), (4894, 81387), (7341, 54258), (9043, 44046), (14682, 27129), (18086, 22023)]