221764797

素因数分解:

$3^4\times {\mathrm{619}}^1\times {\mathrm{4423}}^1$

素因数の和:5054

約数の個数: 20

約数和(自身を含む): 331888480

約数和(自身を除く): 110123683

約数列:

[1, 3, 9, 27, 81, 619, 1857, 4423, 5571, 13269, 16713, 39807, 50139, 119421, 358263, 2737837, 8213511, 24640533, 73921599, 221764797]

約数ペア:

[(1, 221764797), (3, 73921599), (9, 24640533), (27, 8213511), (81, 2737837), (619, 358263), (1857, 119421), (4423, 50139), (5571, 39807), (13269, 16713)]