51680289

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{3853}}^1$

素因数の和:4136

約数の個数: 16

約数和(自身を含む): 73256832

約数和(自身を除く): 21576543

約数列:

[1, 3, 17, 51, 263, 789, 3853, 4471, 11559, 13413, 65501, 196503, 1013339, 3040017, 17226763, 51680289]

約数ペア:

[(1, 51680289), (3, 17226763), (17, 3040017), (51, 1013339), (263, 196503), (789, 65501), (3853, 13413), (4471, 11559)]