177740619

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^2\times {\mathrm{73}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 290582016

約数和(自身を除く): 112841397

約数列:

[1, 3, 7, 21, 23, 69, 71, 73, 161, 213, 219, 483, 497, 511, 1491, 1533, 1633, 1679, 4899, 5037, 5041, 5183, 11431, 11753, 15123, 15549, 34293, 35259, 35287, 36281, 105861, 108843, 115943, 119209, 347829, 357627, 367993, 811601, 834463, 1103979, 2434803, 2503389, 2575951, 7727853, 8463839, 25391517, 59246873, 177740619]

約数ペア:

[(1, 177740619), (3, 59246873), (7, 25391517), (21, 8463839), (23, 7727853), (69, 2575951), (71, 2503389), (73, 2434803), (161, 1103979), (213, 834463), (219, 811601), (483, 367993), (497, 357627), (511, 347829), (1491, 119209), (1533, 115943), (1633, 108843), (1679, 105861), (4899, 36281), (5037, 35287), (5041, 35259), (5183, 34293), (11431, 15549), (11753, 15123)]