71946009

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2082

約数の個数: 32

約数和(自身を含む): 112640000

約数和(自身を除く): 40693991

約数列:

[1, 3, 9, 27, 31, 43, 93, 129, 279, 387, 837, 1161, 1333, 1999, 3999, 5997, 11997, 17991, 35991, 53973, 61969, 85957, 185907, 257871, 557721, 773613, 1673163, 2320839, 2664667, 7994001, 23982003, 71946009]

約数ペア:

[(1, 71946009), (3, 23982003), (9, 7994001), (27, 2664667), (31, 2320839), (43, 1673163), (93, 773613), (129, 557721), (279, 257871), (387, 185907), (837, 85957), (1161, 61969), (1333, 53973), (1999, 35991), (3999, 17991), (5997, 11997)]