778368001

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 891191808

約数和(自身を除く): 112823807

約数列:

[1, 17, 23, 37, 173, 311, 391, 629, 851, 2941, 3979, 5287, 6401, 7153, 11507, 14467, 53803, 67643, 108817, 121601, 147223, 195619, 264661, 914651, 1237469, 1990711, 2502791, 4499237, 21036973, 33842087, 45786353, 778368001]

約数ペア:

[(1, 778368001), (17, 45786353), (23, 33842087), (37, 21036973), (173, 4499237), (311, 2502791), (391, 1990711), (629, 1237469), (851, 914651), (2941, 264661), (3979, 195619), (5287, 147223), (6401, 121601), (7153, 108817), (11507, 67643), (14467, 53803)]