263115645

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{12379}}^1$

素因数の和:12509

約数の個数: 32

約数和(自身を含む): 457564800

約数和(自身を除く): 194449155

約数列:

[1, 3, 5, 13, 15, 39, 65, 109, 195, 327, 545, 1417, 1635, 4251, 7085, 12379, 21255, 37137, 61895, 160927, 185685, 482781, 804635, 1349311, 2413905, 4047933, 6746555, 17541043, 20239665, 52623129, 87705215, 263115645]

約数ペア:

[(1, 263115645), (3, 87705215), (5, 52623129), (13, 20239665), (15, 17541043), (39, 6746555), (65, 4047933), (109, 2413905), (195, 1349311), (327, 804635), (545, 482781), (1417, 185685), (1635, 160927), (4251, 61895), (7085, 37137), (12379, 21255)]