223713

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:133

約数の個数: 24

約数和(自身を含む): 381888

約数和(自身を除く): 158175

約数列:

[1, 3, 7, 9, 21, 53, 63, 67, 159, 201, 371, 469, 477, 603, 1113, 1407, 3339, 3551, 4221, 10653, 24857, 31959, 74571, 223713]

約数ペア:

[(1, 223713), (3, 74571), (7, 31959), (9, 24857), (21, 10653), (53, 4221), (63, 3551), (67, 3339), (159, 1407), (201, 1113), (371, 603), (469, 477)]