1559961

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 2475200

約数和(自身を除く): 915239

約数列:

[1, 3, 9, 13, 39, 67, 117, 199, 201, 597, 603, 871, 1791, 2587, 2613, 7761, 7839, 13333, 23283, 39999, 119997, 173329, 519987, 1559961]

約数ペア:

[(1, 1559961), (3, 519987), (9, 173329), (13, 119997), (39, 39999), (67, 23283), (117, 13333), (199, 7839), (201, 7761), (597, 2613), (603, 2587), (871, 1791)]