209962745

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:701

約数の個数: 24

約数和(自身を含む): 265546176

約数和(自身を除く): 55583431

約数列:

[1, 5, 23, 115, 163, 487, 529, 815, 2435, 2645, 3749, 11201, 18745, 56005, 79381, 86227, 257623, 396905, 431135, 1288115, 1825763, 9128815, 41992549, 209962745]

約数ペア:

[(1, 209962745), (5, 41992549), (23, 9128815), (115, 1825763), (163, 1288115), (487, 431135), (529, 396905), (815, 257623), (2435, 86227), (2645, 79381), (3749, 56005), (11201, 18745)]