68647395

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{691}}^1$

素因数の和:915

約数の個数: 32

約数和(自身を含む): 113598720

約数和(自身を除く): 44951325

約数列:

[1, 3, 5, 15, 37, 111, 179, 185, 537, 555, 691, 895, 2073, 2685, 3455, 6623, 10365, 19869, 25567, 33115, 76701, 99345, 123689, 127835, 371067, 383505, 618445, 1855335, 4576493, 13729479, 22882465, 68647395]

約数ペア:

[(1, 68647395), (3, 22882465), (5, 13729479), (15, 4576493), (37, 1855335), (111, 618445), (179, 383505), (185, 371067), (537, 127835), (555, 123689), (691, 99345), (895, 76701), (2073, 33115), (2685, 25567), (3455, 19869), (6623, 10365)]