155514225

素因数分解:

$3^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{12721}}^1$

素因数の和:12897

約数の個数: 24

約数和(自身を含む): 258714592

約数和(自身を除く): 103200367

約数列:

[1, 3, 5, 15, 25, 75, 163, 489, 815, 2445, 4075, 12225, 12721, 38163, 63605, 190815, 318025, 954075, 2073523, 6220569, 10367615, 31102845, 51838075, 155514225]

約数ペア:

[(1, 155514225), (3, 51838075), (5, 31102845), (15, 10367615), (25, 6220569), (75, 2073523), (163, 954075), (489, 318025), (815, 190815), (2445, 63605), (4075, 38163), (12225, 12721)]