81477417

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{53149}}^1$

素因数の和:53232

約数の個数: 16

約数和(自身を含む): 125859200

約数和(自身を除く): 44381783

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 53149, 159447, 372043, 1116129, 3879877, 11639631, 27159139, 81477417]

約数ペア:

[(1, 81477417), (3, 27159139), (7, 11639631), (21, 3879877), (73, 1116129), (219, 372043), (511, 159447), (1533, 53149)]