242565309

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{1289}}^1$

素因数の和:1434

約数の個数: 48

約数和(自身を含む): 418579200

約数和(自身を除く): 176013891

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 103, 203, 261, 309, 609, 721, 927, 1289, 1827, 2163, 2987, 3867, 6489, 8961, 9023, 11601, 20909, 26883, 27069, 37381, 62727, 81207, 112143, 132767, 188181, 261667, 336429, 398301, 785001, 929369, 1194903, 2355003, 2788107, 3850243, 8364321, 11550729, 26951701, 34652187, 80855103, 242565309]

約数ペア:

[(1, 242565309), (3, 80855103), (7, 34652187), (9, 26951701), (21, 11550729), (29, 8364321), (63, 3850243), (87, 2788107), (103, 2355003), (203, 1194903), (261, 929369), (309, 785001), (609, 398301), (721, 336429), (927, 261667), (1289, 188181), (1827, 132767), (2163, 112143), (2987, 81207), (3867, 62727), (6489, 37381), (8961, 27069), (9023, 26883), (11601, 20909)]