2645757

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:178

約数の個数: 32

約数和(自身を含む): 4224000

約数和(自身を除く): 1578243

約数列:

[1, 3, 9, 27, 29, 31, 87, 93, 109, 261, 279, 327, 783, 837, 899, 981, 2697, 2943, 3161, 3379, 8091, 9483, 10137, 24273, 28449, 30411, 85347, 91233, 97991, 293973, 881919, 2645757]

約数ペア:

[(1, 2645757), (3, 881919), (9, 293973), (27, 97991), (29, 91233), (31, 85347), (87, 30411), (93, 28449), (109, 24273), (261, 10137), (279, 9483), (327, 8091), (783, 3379), (837, 3161), (899, 2943), (981, 2697)]