205802493

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 328188672

約数和(自身を除く): 122386179

約数列:

[1, 3, 13, 17, 39, 41, 51, 67, 113, 123, 201, 221, 339, 533, 663, 697, 871, 1139, 1469, 1599, 1921, 2091, 2613, 2747, 3417, 4407, 4633, 5763, 7571, 8241, 9061, 13899, 14807, 22713, 24973, 27183, 35711, 44421, 46699, 60229, 74919, 78761, 98423, 107133, 128707, 140097, 180687, 236283, 295269, 310411, 386121, 607087, 931233, 1023893, 1673191, 1821261, 3071679, 4035343, 5019573, 5276987, 12106029, 15830961, 68600831, 205802493]

約数ペア:

[(1, 205802493), (3, 68600831), (13, 15830961), (17, 12106029), (39, 5276987), (41, 5019573), (51, 4035343), (67, 3071679), (113, 1821261), (123, 1673191), (201, 1023893), (221, 931233), (339, 607087), (533, 386121), (663, 310411), (697, 295269), (871, 236283), (1139, 180687), (1469, 140097), (1599, 128707), (1921, 107133), (2091, 98423), (2613, 78761), (2747, 74919), (3417, 60229), (4407, 46699), (4633, 44421), (5763, 35711), (7571, 27183), (8241, 24973), (9061, 22713), (13899, 14807)]