12545885

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:349

約数の個数: 24

約数和(自身を含む): 16805880

約数和(自身を除く): 4259995

約数列:

[1, 5, 11, 55, 89, 121, 233, 445, 605, 979, 1165, 2563, 4895, 10769, 12815, 20737, 28193, 53845, 103685, 140965, 228107, 1140535, 2509177, 12545885]

約数ペア:

[(1, 12545885), (5, 2509177), (11, 1140535), (55, 228107), (89, 140965), (121, 103685), (233, 53845), (445, 28193), (605, 20737), (979, 12815), (1165, 10769), (2563, 4895)]