15741720145

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{138407}}^1$

素因数の和:138501

約数の個数: 24

約数和(自身を含む): 20206460736

約数和(自身を除く): 4464740591

約数列:

[1, 5, 23, 43, 115, 215, 529, 989, 2645, 4945, 22747, 113735, 138407, 692035, 3183361, 5951501, 15916805, 29757505, 73217303, 136884523, 366086515, 684422615, 3148344029, 15741720145]

約数ペア:

[(1, 15741720145), (5, 3148344029), (23, 684422615), (43, 366086515), (115, 136884523), (215, 73217303), (529, 29757505), (989, 15916805), (2645, 5951501), (4945, 3183361), (22747, 692035), (113735, 138407)]