220881018

素因数分解:

$2^1\times 3^1\times {\mathrm{421}}^1\times {\mathrm{87443}}^1$

素因数の和:87869

約数の個数: 16

約数和(自身を含む): 442816416

約数和(自身を除く): 221935398

約数列:

[1, 2, 3, 6, 421, 842, 1263, 2526, 87443, 174886, 262329, 524658, 36813503, 73627006, 110440509, 220881018]

約数ペア:

[(1, 220881018), (2, 110440509), (3, 73627006), (6, 36813503), (421, 524658), (842, 262329), (1263, 174886), (2526, 87443)]