220824429

素因数分解:

$3^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{3203}}^1$

素因数の和:3294

約数の個数: 32

約数和(自身を含む): 348595200

約数和(自身を除く): 127770771

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 343, 469, 1029, 1407, 3203, 3283, 9609, 9849, 22421, 22981, 67263, 68943, 156947, 214601, 470841, 643803, 1098629, 1502207, 3295887, 4506621, 10515449, 31546347, 73608143, 220824429]

約数ペア:

[(1, 220824429), (3, 73608143), (7, 31546347), (21, 10515449), (49, 4506621), (67, 3295887), (147, 1502207), (201, 1098629), (343, 643803), (469, 470841), (1029, 214601), (1407, 156947), (3203, 68943), (3283, 67263), (9609, 22981), (9849, 22421)]