81586206

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{2309}}^1$

素因数の和:2481

約数の個数: 48

約数和(自身を含む): 191711520

約数和(自身を除く): 110125314

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 151, 234, 302, 453, 906, 1359, 1963, 2309, 2718, 3926, 4618, 5889, 6927, 11778, 13854, 17667, 20781, 30017, 35334, 41562, 60034, 90051, 180102, 270153, 348659, 540306, 697318, 1045977, 2091954, 3137931, 4532567, 6275862, 9065134, 13597701, 27195402, 40793103, 81586206]

約数ペア:

[(1, 81586206), (2, 40793103), (3, 27195402), (6, 13597701), (9, 9065134), (13, 6275862), (18, 4532567), (26, 3137931), (39, 2091954), (78, 1045977), (117, 697318), (151, 540306), (234, 348659), (302, 270153), (453, 180102), (906, 90051), (1359, 60034), (1963, 41562), (2309, 35334), (2718, 30017), (3926, 20781), (4618, 17667), (5889, 13854), (6927, 11778)]