18750393

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{13103}}^1$

素因数の和:13165

約数の個数: 16

約数和(自身を含む): 28304640

約数和(自身を除く): 9554247

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 13103, 39309, 117927, 353781, 694459, 2083377, 6250131, 18750393]

約数ペア:

[(1, 18750393), (3, 6250131), (9, 2083377), (27, 694459), (53, 353781), (159, 117927), (477, 39309), (1431, 13103)]