78378867

素因数分解:

$3^3\times 7^1\times {\mathrm{414703}}^1$

素因数の和:414719

約数の個数: 16

約数和(自身を含む): 132705280

約数和(自身を除く): 54326413

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 414703, 1244109, 2902921, 3732327, 8708763, 11196981, 26126289, 78378867]

約数ペア:

[(1, 78378867), (3, 26126289), (7, 11196981), (9, 8708763), (21, 3732327), (27, 2902921), (63, 1244109), (189, 414703)]