201015003

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71971}}^1$

素因数の和:72007

約数の個数: 24

約数和(自身を含む): 328192320

約数和(自身を除く): 127177317

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 71971, 215913, 503797, 1367449, 1511391, 3526579, 4102347, 9572143, 10579737, 28716429, 67005001, 201015003]

約数ペア:

[(1, 201015003), (3, 67005001), (7, 28716429), (19, 10579737), (21, 9572143), (49, 4102347), (57, 3526579), (133, 1511391), (147, 1367449), (399, 503797), (931, 215913), (2793, 71971)]