67308213

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{6449}}^1$

素因数の和:6537

約数の個数: 24

約数和(自身を含む): 105883200

約数和(自身を除く): 38574987

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 497, 1491, 3479, 6449, 10437, 19347, 45143, 135429, 316001, 457879, 948003, 1373637, 3205153, 9615459, 22436071, 67308213]

約数ペア:

[(1, 67308213), (3, 22436071), (7, 9615459), (21, 3205153), (49, 1373637), (71, 948003), (147, 457879), (213, 316001), (497, 135429), (1491, 45143), (3479, 19347), (6449, 10437)]