12985225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2053}}^1$

素因数の和:2097

約数の個数: 24

約数和(自身を含む): 18338112

約数和(自身を除く): 5352887

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 575, 1265, 2053, 6325, 10265, 22583, 47219, 51325, 112915, 236095, 519409, 564575, 1180475, 2597045, 12985225]

約数ペア:

[(1, 12985225), (5, 2597045), (11, 1180475), (23, 564575), (25, 519409), (55, 236095), (115, 112915), (253, 51325), (275, 47219), (575, 22583), (1265, 10265), (2053, 6325)]