201620297997

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{315524723}}^1$

素因数の和:315524800

約数の個数: 12

約数和(自身を含む): 295331141664

約数和(自身を除く): 93710843667

約数列:

[1, 3, 9, 71, 213, 639, 315524723, 946574169, 2839722507, 22402255333, 67206765999, 201620297997]

約数ペア:

[(1, 201620297997), (3, 67206765999), (9, 22402255333), (71, 2839722507), (213, 946574169), (639, 315524723)]