128322636

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{822581}}^1$

素因数の和:822601

約数の個数: 24

約数和(自身を含む): 322452144

約数和(自身を除く): 194129508

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 822581, 1645162, 2467743, 3290324, 4935486, 9870972, 10693553, 21387106, 32080659, 42774212, 64161318, 128322636]

約数ペア:

[(1, 128322636), (2, 64161318), (3, 42774212), (4, 32080659), (6, 21387106), (12, 10693553), (13, 9870972), (26, 4935486), (39, 3290324), (52, 2467743), (78, 1645162), (156, 822581)]