69988919

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2411}}^1$

素因数の和:2471

約数の個数: 32

約数和(自身を含む): 97251840

約数和(自身を除く): 27262921

約数列:

[1, 7, 11, 13, 29, 77, 91, 143, 203, 319, 377, 1001, 2233, 2411, 2639, 4147, 16877, 26521, 29029, 31343, 69919, 185647, 219401, 344773, 489433, 769109, 908947, 2413411, 5383763, 6362629, 9998417, 69988919]

約数ペア:

[(1, 69988919), (7, 9998417), (11, 6362629), (13, 5383763), (29, 2413411), (77, 908947), (91, 769109), (143, 489433), (203, 344773), (319, 219401), (377, 185647), (1001, 69919), (2233, 31343), (2411, 29029), (2639, 26521), (4147, 16877)]