78872766

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{281}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 186471936

約数和(自身を除く): 107599170

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 163, 246, 281, 287, 326, 489, 562, 574, 843, 861, 978, 1141, 1686, 1722, 1967, 2282, 3423, 3934, 5901, 6683, 6846, 11521, 11802, 13366, 20049, 23042, 34563, 40098, 45803, 46781, 69126, 80647, 91606, 93562, 137409, 140343, 161294, 241941, 274818, 280686, 320621, 483882, 641242, 961863, 1877923, 1923726, 3755846, 5633769, 11267538, 13145461, 26290922, 39436383, 78872766]

約数ペア:

[(1, 78872766), (2, 39436383), (3, 26290922), (6, 13145461), (7, 11267538), (14, 5633769), (21, 3755846), (41, 1923726), (42, 1877923), (82, 961863), (123, 641242), (163, 483882), (246, 320621), (281, 280686), (287, 274818), (326, 241941), (489, 161294), (562, 140343), (574, 137409), (843, 93562), (861, 91606), (978, 80647), (1141, 69126), (1686, 46781), (1722, 45803), (1967, 40098), (2282, 34563), (3423, 23042), (3934, 20049), (5901, 13366), (6683, 11802), (6846, 11521)]