521928759

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{769}}^1$

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 770837760

約数和(自身を除く): 248909001

約数列:

[1, 3, 11, 33, 131, 157, 393, 471, 769, 1441, 1727, 2307, 4323, 5181, 8459, 20567, 25377, 61701, 100739, 120733, 226237, 302217, 362199, 678711, 1108129, 1328063, 3324387, 3984189, 15816023, 47448069, 173976253, 521928759]

約数ペア:

[(1, 521928759), (3, 173976253), (11, 47448069), (33, 15816023), (131, 3984189), (157, 3324387), (393, 1328063), (471, 1108129), (769, 678711), (1441, 362199), (1727, 302217), (2307, 226237), (4323, 120733), (5181, 100739), (8459, 61701), (20567, 25377)]