68408595

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{401}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 126427392

約数和(自身を除く): 58018797

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 223, 255, 401, 669, 765, 1115, 1203, 2005, 2007, 3345, 3609, 3791, 6015, 6817, 10035, 11373, 18045, 18955, 20451, 34085, 34119, 56865, 61353, 89423, 102255, 170595, 268269, 306765, 447115, 804807, 1341345, 1520191, 4024035, 4560573, 7600955, 13681719, 22802865, 68408595]

約数ペア:

[(1, 68408595), (3, 22802865), (5, 13681719), (9, 7600955), (15, 4560573), (17, 4024035), (45, 1520191), (51, 1341345), (85, 804807), (153, 447115), (223, 306765), (255, 268269), (401, 170595), (669, 102255), (765, 89423), (1115, 61353), (1203, 56865), (2005, 34119), (2007, 34085), (3345, 20451), (3609, 18955), (3791, 18045), (6015, 11373), (6817, 10035)]