509215077

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1\times {\mathrm{421}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 857395968

約数和(自身を除く): 348180891

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 263, 421, 511, 657, 789, 1263, 1533, 1841, 2367, 2947, 3789, 4599, 5523, 8841, 16569, 19199, 26523, 30733, 57597, 92199, 110723, 134393, 172791, 215131, 276597, 332169, 403179, 645393, 775061, 996507, 1209537, 1936179, 2325183, 6975549, 8082779, 24248337, 56579453, 72745011, 169738359, 509215077]

約数ペア:

[(1, 509215077), (3, 169738359), (7, 72745011), (9, 56579453), (21, 24248337), (63, 8082779), (73, 6975549), (219, 2325183), (263, 1936179), (421, 1209537), (511, 996507), (657, 775061), (789, 645393), (1263, 403179), (1533, 332169), (1841, 276597), (2367, 215131), (2947, 172791), (3789, 134393), (4599, 110723), (5523, 92199), (8841, 57597), (16569, 30733), (19199, 26523)]