128548725

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{74521}}^1$

素因数の和:74557

約数の個数: 24

約数和(自身を含む): 221777472

約数和(自身を除く): 93228747

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1725, 74521, 223563, 372605, 1117815, 1713983, 1863025, 5141949, 5589075, 8569915, 25709745, 42849575, 128548725]

約数ペア:

[(1, 128548725), (3, 42849575), (5, 25709745), (15, 8569915), (23, 5589075), (25, 5141949), (69, 1863025), (75, 1713983), (115, 1117815), (345, 372605), (575, 223563), (1725, 74521)]