856552984

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{805031}}^1$

素因数の和:805063

約数の個数: 32

約数和(自身を含む): 1932076800

約数和(自身を除く): 1075523816

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 805031, 1610062, 3220124, 5635217, 6440248, 11270434, 15295589, 22540868, 30591178, 45081736, 61182356, 107069123, 122364712, 214138246, 428276492, 856552984]

約数ペア:

[(1, 856552984), (2, 428276492), (4, 214138246), (7, 122364712), (8, 107069123), (14, 61182356), (19, 45081736), (28, 30591178), (38, 22540868), (56, 15295589), (76, 11270434), (133, 6440248), (152, 5635217), (266, 3220124), (532, 1610062), (1064, 805031)]