205540605

素因数分解:

$3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{17107}}^1$

素因数の和:17210

約数の個数: 32

約数和(自身を含む): 369532800

約数和(自身を除く): 163992195

約数列:

[1, 3, 5, 9, 15, 27, 45, 89, 135, 267, 445, 801, 1335, 2403, 4005, 12015, 17107, 51321, 85535, 153963, 256605, 461889, 769815, 1522523, 2309445, 4567569, 7612615, 13702707, 22837845, 41108121, 68513535, 205540605]

約数ペア:

[(1, 205540605), (3, 68513535), (5, 41108121), (9, 22837845), (15, 13702707), (27, 7612615), (45, 4567569), (89, 2309445), (135, 1522523), (267, 769815), (445, 461889), (801, 256605), (1335, 153963), (2403, 85535), (4005, 51321), (12015, 17107)]