181199988

素因数分解:

$2^2\times 3^2\times {\mathrm{223}}^1\times {\mathrm{22571}}^1$

素因数の和:22804

約数の個数: 36

約数和(自身を含む): 460107648

約数和(自身を除く): 278907660

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 223, 446, 669, 892, 1338, 2007, 2676, 4014, 8028, 22571, 45142, 67713, 90284, 135426, 203139, 270852, 406278, 812556, 5033333, 10066666, 15099999, 20133332, 30199998, 45299997, 60399996, 90599994, 181199988]

約数ペア:

[(1, 181199988), (2, 90599994), (3, 60399996), (4, 45299997), (6, 30199998), (9, 20133332), (12, 15099999), (18, 10066666), (36, 5033333), (223, 812556), (446, 406278), (669, 270852), (892, 203139), (1338, 135426), (2007, 90284), (2676, 67713), (4014, 45142), (8028, 22571)]