278316444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{3313291}}^1$

素因数の和:3313305

約数の個数: 24

約数和(自身を含む): 742177408

約数和(自身を除く): 463860964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 3313291, 6626582, 9939873, 13253164, 19879746, 23193037, 39759492, 46386074, 69579111, 92772148, 139158222, 278316444]

約数ペア:

[(1, 278316444), (2, 139158222), (3, 92772148), (4, 69579111), (6, 46386074), (7, 39759492), (12, 23193037), (14, 19879746), (21, 13253164), (28, 9939873), (42, 6626582), (84, 3313291)]