7977746049

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1538027}}^1$

素因数の和:1538069

約数の個数: 32

約数和(自身を含む): 13780730880

約数和(自身を除く): 5802984831

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 1538027, 4614081, 10766189, 19994351, 29222513, 32298567, 59983053, 87667539, 139960457, 204557591, 379892669, 419881371, 613672773, 1139678007, 2659248683, 7977746049]

約数ペア:

[(1, 7977746049), (3, 2659248683), (7, 1139678007), (13, 613672773), (19, 419881371), (21, 379892669), (39, 204557591), (57, 139960457), (91, 87667539), (133, 59983053), (247, 32298567), (273, 29222513), (399, 19994351), (741, 10766189), (1729, 4614081), (5187, 1538027)]