69926409

素因数分解:

$3^6\times 7^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:289

約数の個数: 56

約数和(自身を含む): 122136192

約数和(自身を除く): 52209783

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 193, 213, 243, 497, 567, 579, 639, 729, 1351, 1491, 1701, 1737, 1917, 4053, 4473, 5103, 5211, 5751, 12159, 13419, 13703, 15633, 17253, 36477, 40257, 41109, 46899, 51759, 95921, 109431, 120771, 123327, 140697, 287763, 328293, 362313, 369981, 863289, 984879, 1109943, 2589867, 3329829, 7769601, 9989487, 23308803, 69926409]

約数ペア:

[(1, 69926409), (3, 23308803), (7, 9989487), (9, 7769601), (21, 3329829), (27, 2589867), (63, 1109943), (71, 984879), (81, 863289), (189, 369981), (193, 362313), (213, 328293), (243, 287763), (497, 140697), (567, 123327), (579, 120771), (639, 109431), (729, 95921), (1351, 51759), (1491, 46899), (1701, 41109), (1737, 40257), (1917, 36477), (4053, 17253), (4473, 15633), (5103, 13703), (5211, 13419), (5751, 12159)]