80521779

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{3221}}^1$

素因数の和:3878

約数の個数: 16

約数和(自身を含む): 115837344

約数和(自身を除く): 35315565

約数列:

[1, 3, 13, 39, 641, 1923, 3221, 8333, 9663, 24999, 41873, 125619, 2064661, 6193983, 26840593, 80521779]

約数ペア:

[(1, 80521779), (3, 26840593), (13, 6193983), (39, 2064661), (641, 125619), (1923, 41873), (3221, 24999), (8333, 9663)]