81610382

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:441

約数の個数: 48

約数和(自身を含む): 148778208

約数和(自身を除く): 67167826

約数列:

[1, 2, 7, 14, 37, 49, 71, 74, 98, 142, 259, 317, 497, 518, 634, 994, 1813, 2219, 2627, 3479, 3626, 4438, 5254, 6958, 11729, 15533, 18389, 22507, 23458, 31066, 36778, 45014, 82103, 128723, 157549, 164206, 257446, 315098, 574721, 832759, 1102843, 1149442, 1665518, 2205686, 5829313, 11658626, 40805191, 81610382]

約数ペア:

[(1, 81610382), (2, 40805191), (7, 11658626), (14, 5829313), (37, 2205686), (49, 1665518), (71, 1149442), (74, 1102843), (98, 832759), (142, 574721), (259, 315098), (317, 257446), (497, 164206), (518, 157549), (634, 128723), (994, 82103), (1813, 45014), (2219, 36778), (2627, 31066), (3479, 23458), (3626, 22507), (4438, 18389), (5254, 15533), (6958, 11729)]