393231671

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{523}}^1\times {\mathrm{2903}}^1$

素因数の和:3470

約数の個数: 16

約数和(自身を含む): 462595584

約数和(自身を除く): 69363913

約数列:

[1, 7, 37, 259, 523, 2903, 3661, 19351, 20321, 107411, 135457, 751877, 1518269, 10627883, 56175953, 393231671]

約数ペア:

[(1, 393231671), (7, 56175953), (37, 10627883), (259, 1518269), (523, 751877), (2903, 135457), (3661, 107411), (19351, 20321)]