65661897

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{20707}}^1$

素因数の和:20868

約数の個数: 16

約数和(自身を含む): 100723712

約数和(自身を除く): 35061815

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 20707, 62121, 144949, 434847, 3126757, 9380271, 21887299, 65661897]

約数ペア:

[(1, 65661897), (3, 21887299), (7, 9380271), (21, 3126757), (151, 434847), (453, 144949), (1057, 62121), (3171, 20707)]