278601302

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{1163}}^1$

素因数の和:1484

約数の個数: 32

約数和(自身を含む): 486756864

約数和(自身を除く): 208155562

約数列:

[1, 2, 7, 14, 71, 142, 241, 482, 497, 994, 1163, 1687, 2326, 3374, 8141, 16282, 17111, 34222, 82573, 119777, 165146, 239554, 280283, 560566, 578011, 1156022, 1961981, 3923962, 19900093, 39800186, 139300651, 278601302]

約数ペア:

[(1, 278601302), (2, 139300651), (7, 39800186), (14, 19900093), (71, 3923962), (142, 1961981), (241, 1156022), (482, 578011), (497, 560566), (994, 280283), (1163, 239554), (1687, 165146), (2326, 119777), (3374, 82573), (8141, 34222), (16282, 17111)]