31389324

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{16661}}^1$

素因数の和:16825

約数の個数: 24

約数和(自身を含む): 73712688

約数和(自身を除く): 42323364

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1884, 16661, 33322, 49983, 66644, 99966, 199932, 2615777, 5231554, 7847331, 10463108, 15694662, 31389324]

約数ペア:

[(1, 31389324), (2, 15694662), (3, 10463108), (4, 7847331), (6, 5231554), (12, 2615777), (157, 199932), (314, 99966), (471, 66644), (628, 49983), (942, 33322), (1884, 16661)]