27780851

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{727}}^1$

素因数の和:890

約数の個数: 16

約数和(自身を含む): 32707584

約数和(自身を除く): 4926733

約数列:

[1, 7, 53, 103, 371, 721, 727, 5089, 5459, 38213, 38531, 74881, 269717, 524167, 3968693, 27780851]

約数ペア:

[(1, 27780851), (7, 3968693), (53, 524167), (103, 269717), (371, 74881), (721, 38531), (727, 38213), (5089, 5459)]