69510928

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{140143}}^1$

素因数の和:140182

約数の個数: 20

約数和(自身を含む): 139022848

約数和(自身を除く): 69511920

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 140143, 280286, 560572, 1121144, 2242288, 4344433, 8688866, 17377732, 34755464, 69510928]

約数ペア:

[(1, 69510928), (2, 34755464), (4, 17377732), (8, 8688866), (16, 4344433), (31, 2242288), (62, 1121144), (124, 560572), (248, 280286), (496, 140143)]