261887906

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{984541}}^1$

素因数の和:984569

約数の個数: 16

約数和(自身を含む): 472580160

約数和(自身を除く): 210692254

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 984541, 1969082, 6891787, 13783574, 18706279, 37412558, 130943953, 261887906]

約数ペア:

[(1, 261887906), (2, 130943953), (7, 37412558), (14, 18706279), (19, 13783574), (38, 6891787), (133, 1969082), (266, 984541)]