25990713

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1993}}^1$

素因数の和:2035

約数の個数: 40

約数和(自身を含む): 46324608

約数和(自身を除く): 20333895

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1863, 1993, 4347, 5979, 13041, 13951, 17937, 41853, 45839, 53811, 125559, 137517, 161433, 320873, 376677, 412551, 962619, 1130031, 1237653, 2887857, 3712959, 8663571, 25990713]

約数ペア:

[(1, 25990713), (3, 8663571), (7, 3712959), (9, 2887857), (21, 1237653), (23, 1130031), (27, 962619), (63, 412551), (69, 376677), (81, 320873), (161, 161433), (189, 137517), (207, 125559), (483, 53811), (567, 45839), (621, 41853), (1449, 17937), (1863, 13951), (1993, 13041), (4347, 5979)]