31891252

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{1669}}^1$

素因数の和:1971

約数の個数: 24

約数和(自身を含む): 59338440

約数和(自身を除く): 27447188

約数列:

[1, 2, 4, 17, 34, 68, 281, 562, 1124, 1669, 3338, 4777, 6676, 9554, 19108, 28373, 56746, 113492, 468989, 937978, 1875956, 7972813, 15945626, 31891252]

約数ペア:

[(1, 31891252), (2, 15945626), (4, 7972813), (17, 1875956), (34, 937978), (68, 468989), (281, 113492), (562, 56746), (1124, 28373), (1669, 19108), (3338, 9554), (4777, 6676)]