4020315

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 7076160

約数和(自身を除く): 3055845

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 195, 265, 389, 689, 795, 1167, 1945, 2067, 3445, 5057, 5835, 10335, 15171, 20617, 25285, 61851, 75855, 103085, 268021, 309255, 804063, 1340105, 4020315]

約数ペア:

[(1, 4020315), (3, 1340105), (5, 804063), (13, 309255), (15, 268021), (39, 103085), (53, 75855), (65, 61851), (159, 25285), (195, 20617), (265, 15171), (389, 10335), (689, 5835), (795, 5057), (1167, 3445), (1945, 2067)]