53211207

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 88646400

約数和(自身を除く): 35435193

約数列:

[1, 3, 7, 17, 21, 49, 51, 107, 119, 147, 199, 321, 357, 597, 749, 833, 1393, 1819, 2247, 2499, 3383, 4179, 5243, 5457, 9751, 10149, 12733, 15729, 21293, 23681, 29253, 38199, 63879, 71043, 89131, 149051, 165767, 267393, 361981, 447153, 497301, 1043357, 1085943, 2533867, 3130071, 7601601, 17737069, 53211207]

約数ペア:

[(1, 53211207), (3, 17737069), (7, 7601601), (17, 3130071), (21, 2533867), (49, 1085943), (51, 1043357), (107, 497301), (119, 447153), (147, 361981), (199, 267393), (321, 165767), (357, 149051), (597, 89131), (749, 71043), (833, 63879), (1393, 38199), (1819, 29253), (2247, 23681), (2499, 21293), (3383, 15729), (4179, 12733), (5243, 10149), (5457, 9751)]