320425605

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139619}}^1$

素因数の和:139650

約数の個数: 32

約数和(自身を含む): 603158400

約数和(自身を除く): 282732795

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 139619, 418857, 698095, 1256571, 2094285, 2373523, 3769713, 6282855, 7120569, 11867615, 18848565, 21361707, 35602845, 64085121, 106808535, 320425605]

約数ペア:

[(1, 320425605), (3, 106808535), (5, 64085121), (9, 35602845), (15, 21361707), (17, 18848565), (27, 11867615), (45, 7120569), (51, 6282855), (85, 3769713), (135, 2373523), (153, 2094285), (255, 1256571), (459, 698095), (765, 418857), (2295, 139619)]