20161298745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{64004123}}^1$

素因数の和:64004141

約数の個数: 24

約数和(自身を含む): 39938573376

約数和(自身を除く): 19777274631

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 64004123, 192012369, 320020615, 448028861, 576037107, 960061845, 1344086583, 2240144305, 2880185535, 4032259749, 6720432915, 20161298745]

約数ペア:

[(1, 20161298745), (3, 6720432915), (5, 4032259749), (7, 2880185535), (9, 2240144305), (15, 1344086583), (21, 960061845), (35, 576037107), (45, 448028861), (63, 320020615), (105, 192012369), (315, 64004123)]