457748018

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{751}}^1$

素因数の和:987

約数の個数: 64

約数和(自身を含む): 900523008

約数和(自身を除く): 442774990

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 197, 221, 238, 394, 442, 751, 1379, 1502, 1547, 2561, 2758, 3094, 3349, 5122, 5257, 6698, 9763, 10514, 12767, 17927, 19526, 23443, 25534, 35854, 43537, 46886, 68341, 87074, 89369, 136682, 147947, 165971, 178738, 295894, 304759, 331942, 609518, 1035629, 1161797, 1923311, 2071258, 2323594, 2515099, 3846622, 5030198, 13463177, 17605693, 26926354, 32696287, 35211386, 65392574, 228874009, 457748018]

約数ペア:

[(1, 457748018), (2, 228874009), (7, 65392574), (13, 35211386), (14, 32696287), (17, 26926354), (26, 17605693), (34, 13463177), (91, 5030198), (119, 3846622), (182, 2515099), (197, 2323594), (221, 2071258), (238, 1923311), (394, 1161797), (442, 1035629), (751, 609518), (1379, 331942), (1502, 304759), (1547, 295894), (2561, 178738), (2758, 165971), (3094, 147947), (3349, 136682), (5122, 89369), (5257, 87074), (6698, 68341), (9763, 46886), (10514, 43537), (12767, 35854), (17927, 25534), (19526, 23443)]