1728774621

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{151607}}^1$

素因数の和:151801

約数の個数: 24

約数和(自身を含む): 2869636224

約数和(自身を除く): 1140861603

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 3801, 11403, 151607, 454821, 1061249, 1364463, 3183747, 9551241, 27440867, 82322601, 192086069, 246967803, 576258207, 1728774621]

約数ペア:

[(1, 1728774621), (3, 576258207), (7, 246967803), (9, 192086069), (21, 82322601), (63, 27440867), (181, 9551241), (543, 3183747), (1267, 1364463), (1629, 1061249), (3801, 454821), (11403, 151607)]