138753944

素因数分解:

$2^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{12451}}^1$

素因数の和:12663

約数の個数: 32

約数和(自身を含む): 298848000

約数和(自身を除く): 160094056

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 199, 398, 796, 1393, 1592, 2786, 5572, 11144, 12451, 24902, 49804, 87157, 99608, 174314, 348628, 697256, 2477749, 4955498, 9910996, 17344243, 19821992, 34688486, 69376972, 138753944]

約数ペア:

[(1, 138753944), (2, 69376972), (4, 34688486), (7, 19821992), (8, 17344243), (14, 9910996), (28, 4955498), (56, 2477749), (199, 697256), (398, 348628), (796, 174314), (1393, 99608), (1592, 87157), (2786, 49804), (5572, 24902), (11144, 12451)]