28936725

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{8209}}^1$

素因数の和:8269

約数の個数: 24

約数和(自身を含む): 48865920

約数和(自身を除く): 19929195

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 705, 1175, 3525, 8209, 24627, 41045, 123135, 205225, 385823, 615675, 1157469, 1929115, 5787345, 9645575, 28936725]

約数ペア:

[(1, 28936725), (3, 9645575), (5, 5787345), (15, 1929115), (25, 1157469), (47, 615675), (75, 385823), (141, 205225), (235, 123135), (705, 41045), (1175, 24627), (3525, 8209)]