28910271

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{1031}}^1$

素因数の和:1766

約数の個数: 16

約数和(自身を含む): 41610240

約数和(自身を除く): 12699969

約数列:

[1, 3, 13, 39, 719, 1031, 2157, 3093, 9347, 13403, 28041, 40209, 741289, 2223867, 9636757, 28910271]

約数ペア:

[(1, 28910271), (3, 9636757), (13, 2223867), (39, 741289), (719, 40209), (1031, 28041), (2157, 13403), (3093, 9347)]