858205557

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{10987}}^1$

素因数の和:11270

約数の個数: 32

約数和(自身を含む): 1392399360

約数和(自身を除く): 534193803

約数列:

[1, 3, 9, 11, 27, 33, 99, 263, 297, 789, 2367, 2893, 7101, 8679, 10987, 26037, 32961, 78111, 98883, 120857, 296649, 362571, 1087713, 2889581, 3263139, 8668743, 26006229, 31785391, 78018687, 95356173, 286068519, 858205557]

約数ペア:

[(1, 858205557), (3, 286068519), (9, 95356173), (11, 78018687), (27, 31785391), (33, 26006229), (99, 8668743), (263, 3263139), (297, 2889581), (789, 1087713), (2367, 362571), (2893, 296649), (7101, 120857), (8679, 98883), (10987, 78111), (26037, 32961)]