67178181

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2347}}^1$

素因数の和:2433

約数の個数: 32

約数和(自身を含む): 108195840

約数和(自身を除く): 41017659

約数列:

[1, 3, 7, 21, 29, 47, 87, 141, 203, 329, 609, 987, 1363, 2347, 4089, 7041, 9541, 16429, 28623, 49287, 68063, 110309, 204189, 330927, 476441, 772163, 1429323, 2316489, 3198961, 9596883, 22392727, 67178181]

約数ペア:

[(1, 67178181), (3, 22392727), (7, 9596883), (21, 3198961), (29, 2316489), (47, 1429323), (87, 772163), (141, 476441), (203, 330927), (329, 204189), (609, 110309), (987, 68063), (1363, 49287), (2347, 28623), (4089, 16429), (7041, 9541)]