231494312

素因数分解:

$2^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{20773}}^1$

素因数の和:20985

約数の個数: 32

約数和(自身を含む): 498576000

約数和(自身を除く): 267081688

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 199, 398, 796, 1393, 1592, 2786, 5572, 11144, 20773, 41546, 83092, 145411, 166184, 290822, 581644, 1163288, 4133827, 8267654, 16535308, 28936789, 33070616, 57873578, 115747156, 231494312]

約数ペア:

[(1, 231494312), (2, 115747156), (4, 57873578), (7, 33070616), (8, 28936789), (14, 16535308), (28, 8267654), (56, 4133827), (199, 1163288), (398, 581644), (796, 290822), (1393, 166184), (1592, 145411), (2786, 83092), (5572, 41546), (11144, 20773)]