7180785

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1237}}^1$

素因数の和:1294

約数の個数: 32

約数和(自身を含む): 13073280

約数和(自身を除く): 5892495

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1237, 1935, 3711, 5805, 6185, 11133, 18555, 33399, 53191, 55665, 159573, 166995, 265955, 478719, 797865, 1436157, 2393595, 7180785]

約数ペア:

[(1, 7180785), (3, 2393595), (5, 1436157), (9, 797865), (15, 478719), (27, 265955), (43, 166995), (45, 159573), (129, 55665), (135, 53191), (215, 33399), (387, 18555), (645, 11133), (1161, 6185), (1237, 5805), (1935, 3711)]