3805245

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 6877440

約数和(自身を除く): 3072195

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 397, 639, 1065, 1191, 1917, 1985, 3195, 3573, 5955, 9585, 10719, 17865, 28187, 53595, 84561, 140935, 253683, 422805, 761049, 1268415, 3805245]

約数ペア:

[(1, 3805245), (3, 1268415), (5, 761049), (9, 422805), (15, 253683), (27, 140935), (45, 84561), (71, 53595), (135, 28187), (213, 17865), (355, 10719), (397, 9585), (639, 5955), (1065, 3573), (1191, 3195), (1917, 1985)]