664491177

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{3203}}^1$

素因数の和:3342

約数の個数: 48

約数和(自身を含む): 1139598720

約数和(自身を除く): 475107543

約数列:

[1, 3, 7, 9, 21, 37, 63, 89, 111, 259, 267, 333, 623, 777, 801, 1869, 2331, 3203, 3293, 5607, 9609, 9879, 22421, 23051, 28827, 29637, 67263, 69153, 118511, 201789, 207459, 285067, 355533, 829577, 855201, 1066599, 1995469, 2488731, 2565603, 5986407, 7466193, 10547479, 17959221, 31642437, 73832353, 94927311, 221497059, 664491177]

約数ペア:

[(1, 664491177), (3, 221497059), (7, 94927311), (9, 73832353), (21, 31642437), (37, 17959221), (63, 10547479), (89, 7466193), (111, 5986407), (259, 2565603), (267, 2488731), (333, 1995469), (623, 1066599), (777, 855201), (801, 829577), (1869, 355533), (2331, 285067), (3203, 207459), (3293, 201789), (5607, 118511), (9609, 69153), (9879, 67263), (22421, 29637), (23051, 28827)]