42642765

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{311}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 81184896

約数和(自身を除く): 38542131

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 277, 311, 495, 831, 933, 1385, 1555, 2493, 2799, 3047, 3421, 4155, 4665, 9141, 10263, 12465, 13995, 15235, 17105, 27423, 30789, 45705, 51315, 86147, 137115, 153945, 258441, 430735, 775323, 947617, 1292205, 2842851, 3876615, 4738085, 8528553, 14214255, 42642765]

約数ペア:

[(1, 42642765), (3, 14214255), (5, 8528553), (9, 4738085), (11, 3876615), (15, 2842851), (33, 1292205), (45, 947617), (55, 775323), (99, 430735), (165, 258441), (277, 153945), (311, 137115), (495, 86147), (831, 51315), (933, 45705), (1385, 30789), (1555, 27423), (2493, 17105), (2799, 15235), (3047, 13995), (3421, 12465), (4155, 10263), (4665, 9141)]