38993643

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1949}}^1$

素因数の和:1993

約数の個数: 40

約数和(自身を含む): 66066000

約数和(自身を除く): 27072357

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 351, 513, 741, 1053, 1539, 1949, 2223, 5847, 6669, 17541, 20007, 25337, 37031, 52623, 76011, 111093, 157869, 228033, 333279, 481403, 684099, 999837, 1444209, 2052297, 2999511, 4332627, 12997881, 38993643]

約数ペア:

[(1, 38993643), (3, 12997881), (9, 4332627), (13, 2999511), (19, 2052297), (27, 1444209), (39, 999837), (57, 684099), (81, 481403), (117, 333279), (171, 228033), (247, 157869), (351, 111093), (513, 76011), (741, 52623), (1053, 37031), (1539, 25337), (1949, 20007), (2223, 17541), (5847, 6669)]