64501305

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{907}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 112969728

約数和(自身を除く): 48468423

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 431, 907, 1293, 2155, 2721, 4535, 4741, 6465, 9977, 13605, 14223, 23705, 29931, 49885, 71115, 149655, 390917, 1172751, 1954585, 4300087, 5863755, 12900261, 21500435, 64501305]

約数ペア:

[(1, 64501305), (3, 21500435), (5, 12900261), (11, 5863755), (15, 4300087), (33, 1954585), (55, 1172751), (165, 390917), (431, 149655), (907, 71115), (1293, 49885), (2155, 29931), (2721, 23705), (4535, 14223), (4741, 13605), (6465, 9977)]