9905355

素因数分解:

$3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{307}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 17740800

約数和(自身を除く): 7835445

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 239, 307, 717, 921, 1195, 1535, 2151, 2763, 3585, 4605, 6453, 8289, 10755, 13815, 32265, 41445, 73373, 220119, 366865, 660357, 1100595, 1981071, 3301785, 9905355]

約数ペア:

[(1, 9905355), (3, 3301785), (5, 1981071), (9, 1100595), (15, 660357), (27, 366865), (45, 220119), (135, 73373), (239, 41445), (307, 32265), (717, 13815), (921, 10755), (1195, 8289), (1535, 6453), (2151, 4605), (2763, 3585)]