1961961

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:340

約数の個数: 16

約数和(自身を含む): 2728704

約数和(自身を除く): 766743

約数列:

[1, 3, 43, 67, 129, 201, 227, 681, 2881, 8643, 9761, 15209, 29283, 45627, 653987, 1961961]

約数ペア:

[(1, 1961961), (3, 653987), (43, 45627), (67, 29283), (129, 15209), (201, 9761), (227, 8643), (681, 2881)]