39291993

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:223

約数の個数: 48

約数和(自身を含む): 64416000

約数和(自身を除く): 25124007

約数列:

[1, 3, 9, 13, 27, 39, 79, 109, 117, 169, 237, 327, 351, 507, 711, 981, 1027, 1417, 1521, 2133, 2943, 3081, 4251, 4563, 8611, 9243, 12753, 13351, 18421, 25833, 27729, 38259, 40053, 55263, 77499, 111943, 120159, 165789, 232497, 335829, 360477, 497367, 1007487, 1455259, 3022461, 4365777, 13097331, 39291993]

約数ペア:

[(1, 39291993), (3, 13097331), (9, 4365777), (13, 3022461), (27, 1455259), (39, 1007487), (79, 497367), (109, 360477), (117, 335829), (169, 232497), (237, 165789), (327, 120159), (351, 111943), (507, 77499), (711, 55263), (981, 40053), (1027, 38259), (1417, 27729), (1521, 25833), (2133, 18421), (2943, 13351), (3081, 12753), (4251, 9243), (4563, 8611)]