3952215

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1237}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 6952608

約数和(自身を除く): 3000393

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 1237, 3195, 3711, 6185, 11133, 18555, 55665, 87827, 263481, 439135, 790443, 1317405, 3952215]

約数ペア:

[(1, 3952215), (3, 1317405), (5, 790443), (9, 439135), (15, 263481), (45, 87827), (71, 55665), (213, 18555), (355, 11133), (639, 6185), (1065, 3711), (1237, 3195)]