87138255

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{509}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 142326720

約数和(自身を除く): 55188465

約数列:

[1, 3, 5, 15, 101, 113, 303, 339, 505, 509, 565, 1515, 1527, 1695, 2545, 7635, 11413, 34239, 51409, 57065, 57517, 154227, 171195, 172551, 257045, 287585, 771135, 862755, 5809217, 17427651, 29046085, 87138255]

約数ペア:

[(1, 87138255), (3, 29046085), (5, 17427651), (15, 5809217), (101, 862755), (113, 771135), (303, 287585), (339, 257045), (505, 172551), (509, 171195), (565, 154227), (1515, 57517), (1527, 57065), (1695, 51409), (2545, 34239), (7635, 11413)]