216155865

素因数分解:

$3^1\times 5^1\times {\mathrm{3559}}^1\times {\mathrm{4049}}^1$

素因数の和:7616

約数の個数: 16

約数和(自身を含む): 346032000

約数和(自身を除く): 129876135

約数列:

[1, 3, 5, 15, 3559, 4049, 10677, 12147, 17795, 20245, 53385, 60735, 14410391, 43231173, 72051955, 216155865]

約数ペア:

[(1, 216155865), (3, 72051955), (5, 43231173), (15, 14410391), (3559, 60735), (4049, 53385), (10677, 20245), (12147, 17795)]