247313241

素因数分解:

$3^2\times 7^2\times {\mathrm{449}}^1\times {\mathrm{1249}}^1$

素因数の和:1718

約数の個数: 36

約数和(自身を含む): 416812500

約数和(自身を除く): 169499259

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 449, 1249, 1347, 3143, 3747, 4041, 8743, 9429, 11241, 22001, 26229, 28287, 61201, 66003, 78687, 183603, 198009, 550809, 560801, 1682403, 3925607, 5047209, 11776821, 27479249, 35330463, 82437747, 247313241]

約数ペア:

[(1, 247313241), (3, 82437747), (7, 35330463), (9, 27479249), (21, 11776821), (49, 5047209), (63, 3925607), (147, 1682403), (441, 560801), (449, 550809), (1249, 198009), (1347, 183603), (3143, 78687), (3747, 66003), (4041, 61201), (8743, 28287), (9429, 26229), (11241, 22001)]