28054205

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{1559}}^1$

素因数の和:1684

約数の個数: 16

約数和(自身を含む): 34819200

約数和(自身を除く): 6764995

約数列:

[1, 5, 59, 61, 295, 305, 1559, 3599, 7795, 17995, 91981, 95099, 459905, 475495, 5610841, 28054205]

約数ペア:

[(1, 28054205), (5, 5610841), (59, 475495), (61, 459905), (295, 95099), (305, 91981), (1559, 17995), (3599, 7795)]