257325

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 24

約数和(自身を含む): 440448

約数和(自身を除く): 183123

約数列:

[1, 3, 5, 15, 25, 47, 73, 75, 141, 219, 235, 365, 705, 1095, 1175, 1825, 3431, 3525, 5475, 10293, 17155, 51465, 85775, 257325]

約数ペア:

[(1, 257325), (3, 85775), (5, 51465), (15, 17155), (25, 10293), (47, 5475), (73, 3525), (75, 3431), (141, 1825), (219, 1175), (235, 1095), (365, 705)]