879901561

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{907}}^1$

素因数の和:1261

約数の個数: 32

約数和(自身を含む): 1127605248

約数和(自身を除く): 247703687

約数列:

[1, 7, 11, 43, 77, 293, 301, 473, 907, 2051, 3223, 3311, 6349, 9977, 12599, 22561, 39001, 69839, 88193, 138589, 265751, 273007, 429011, 970123, 1860257, 2923261, 3003077, 11427293, 20462827, 79991051, 125700223, 879901561]

約数ペア:

[(1, 879901561), (7, 125700223), (11, 79991051), (43, 20462827), (77, 11427293), (293, 3003077), (301, 2923261), (473, 1860257), (907, 970123), (2051, 429011), (3223, 273007), (3311, 265751), (6349, 138589), (9977, 88193), (12599, 69839), (22561, 39001)]