67878769

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 81259200

約数和(自身を除く): 13380431

約数列:

[1, 7, 49, 71, 109, 179, 497, 763, 1253, 3479, 5341, 7739, 8771, 12709, 19511, 54173, 88963, 136577, 379211, 622741, 956039, 1385281, 9696967, 67878769]

約数ペア:

[(1, 67878769), (7, 9696967), (49, 1385281), (71, 956039), (109, 622741), (179, 379211), (497, 136577), (763, 88963), (1253, 54173), (3479, 19511), (5341, 12709), (7739, 8771)]