64936665

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 118417728

約数和(自身を除く): 53481063

約数列:

[1, 3, 5, 9, 15, 37, 43, 45, 111, 129, 185, 215, 333, 387, 555, 645, 907, 1591, 1665, 1935, 2721, 4535, 4773, 7955, 8163, 13605, 14319, 23865, 33559, 39001, 40815, 71595, 100677, 117003, 167795, 195005, 302031, 351009, 503385, 585015, 1443037, 1510155, 1755045, 4329111, 7215185, 12987333, 21645555, 64936665]

約数ペア:

[(1, 64936665), (3, 21645555), (5, 12987333), (9, 7215185), (15, 4329111), (37, 1755045), (43, 1510155), (45, 1443037), (111, 585015), (129, 503385), (185, 351009), (215, 302031), (333, 195005), (387, 167795), (555, 117003), (645, 100677), (907, 71595), (1591, 40815), (1665, 39001), (1935, 33559), (2721, 23865), (4535, 14319), (4773, 13605), (7955, 8163)]