201213513

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 322218000

約数和(自身を除く): 121004487

約数列:

[1, 3, 9, 17, 29, 51, 87, 101, 153, 261, 303, 449, 493, 909, 1347, 1479, 1717, 2929, 4041, 4437, 5151, 7633, 8787, 13021, 15453, 22899, 26361, 39063, 45349, 49793, 68697, 117189, 136047, 149379, 221357, 408141, 448137, 664071, 770933, 1315121, 1992213, 2312799, 3945363, 6938397, 11836089, 22357057, 67071171, 201213513]

約数ペア:

[(1, 201213513), (3, 67071171), (9, 22357057), (17, 11836089), (29, 6938397), (51, 3945363), (87, 2312799), (101, 1992213), (153, 1315121), (261, 770933), (303, 664071), (449, 448137), (493, 408141), (909, 221357), (1347, 149379), (1479, 136047), (1717, 117189), (2929, 68697), (4041, 49793), (4437, 45349), (5151, 39063), (7633, 26361), (8787, 22899), (13021, 15453)]