78820189

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{5437}}^1$

素因数の和:5572

約数の個数: 16

約数和(自身を含む): 95708800

約数和(自身を除く): 16888611

約数列:

[1, 7, 19, 109, 133, 763, 2071, 5437, 14497, 38059, 103303, 592633, 723121, 4148431, 11260027, 78820189]

約数ペア:

[(1, 78820189), (7, 11260027), (19, 4148431), (109, 723121), (133, 592633), (763, 103303), (2071, 38059), (5437, 14497)]