78290938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:558

約数の個数: 32

約数和(自身を含む): 131295168

約数和(自身を除く): 53004230

約数列:

[1, 2, 11, 22, 61, 122, 227, 257, 454, 514, 671, 1342, 2497, 2827, 4994, 5654, 13847, 15677, 27694, 31354, 58339, 116678, 152317, 172447, 304634, 344894, 641729, 1283458, 3558679, 7117358, 39145469, 78290938]

約数ペア:

[(1, 78290938), (2, 39145469), (11, 7117358), (22, 3558679), (61, 1283458), (122, 641729), (227, 344894), (257, 304634), (454, 172447), (514, 152317), (671, 116678), (1342, 58339), (2497, 31354), (2827, 27694), (4994, 15677), (5654, 13847)]