219628719

素因数分解:

$3^3\times {\mathrm{491}}^1\times {\mathrm{16567}}^1$

素因数の和:17067

約数の個数: 16

約数和(自身を含む): 326058240

約数和(自身を除く): 106429521

約数列:

[1, 3, 9, 27, 491, 1473, 4419, 13257, 16567, 49701, 149103, 447309, 8134397, 24403191, 73209573, 219628719]

約数ペア:

[(1, 219628719), (3, 73209573), (9, 24403191), (27, 8134397), (491, 447309), (1473, 149103), (4419, 49701), (13257, 16567)]