2159415

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1021}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 3826368

約数和(自身を除く): 1666953

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 1021, 2115, 3063, 5105, 9189, 15315, 45945, 47987, 143961, 239935, 431883, 719805, 2159415]

約数ペア:

[(1, 2159415), (3, 719805), (5, 431883), (9, 239935), (15, 143961), (45, 47987), (47, 45945), (141, 15315), (235, 9189), (423, 5105), (705, 3063), (1021, 2115)]