80438913

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{52267}}^1$

素因数の和:52298

約数の個数: 20

約数和(自身を含む): 126488560

約数和(自身を除く): 46049647

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 52267, 156801, 470403, 993073, 1411209, 2979219, 4233627, 8937657, 26812971, 80438913]

約数ペア:

[(1, 80438913), (3, 26812971), (9, 8937657), (19, 4233627), (27, 2979219), (57, 1411209), (81, 993073), (171, 470403), (513, 156801), (1539, 52267)]