528549008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{81971}}^1$

素因数の和:82023

約数の個数: 40

約数和(自身を含む): 1138427136

約数和(自身を除く): 609878128

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 81971, 163942, 327884, 655768, 1065623, 1311536, 2131246, 2541101, 4262492, 5082202, 8524984, 10164404, 17049968, 20328808, 33034313, 40657616, 66068626, 132137252, 264274504, 528549008]

約数ペア:

[(1, 528549008), (2, 264274504), (4, 132137252), (8, 66068626), (13, 40657616), (16, 33034313), (26, 20328808), (31, 17049968), (52, 10164404), (62, 8524984), (104, 5082202), (124, 4262492), (208, 2541101), (248, 2131246), (403, 1311536), (496, 1065623), (806, 655768), (1612, 327884), (3224, 163942), (6448, 81971)]