320438565

素因数分解:

$3^3\times 5^1\times {\mathrm{907}}^1\times {\mathrm{2617}}^1$

素因数の和:3538

約数の個数: 32

約数和(自身を含む): 570514560

約数和(自身を除く): 250075995

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 907, 2617, 2721, 4535, 7851, 8163, 13085, 13605, 23553, 24489, 39255, 40815, 70659, 117765, 122445, 353295, 2373619, 7120857, 11868095, 21362571, 35604285, 64087713, 106812855, 320438565]

約数ペア:

[(1, 320438565), (3, 106812855), (5, 64087713), (9, 35604285), (15, 21362571), (27, 11868095), (45, 7120857), (135, 2373619), (907, 353295), (2617, 122445), (2721, 117765), (4535, 70659), (7851, 40815), (8163, 39255), (13085, 24489), (13605, 23553)]