289291321

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{263}}^1\times {\mathrm{277}}^1$

素因数の和:589

約数の個数: 24

約数和(自身を含む): 335548224

約数和(自身を除く): 46256903

約数列:

[1, 11, 19, 209, 263, 277, 361, 2893, 3047, 3971, 4997, 5263, 54967, 57893, 72851, 94943, 99997, 801361, 1044373, 1099967, 1384169, 15225859, 26299211, 289291321]

約数ペア:

[(1, 289291321), (11, 26299211), (19, 15225859), (209, 1384169), (263, 1099967), (277, 1044373), (361, 801361), (2893, 99997), (3047, 94943), (3971, 72851), (4997, 57893), (5263, 54967)]