218236179

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{146369}}^1$

素因数の和:146450

約数の個数: 16

約数和(自身を含む): 337236480

約数和(自身を除く): 119000301

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 146369, 439107, 1024583, 3073749, 10392199, 31176597, 72745393, 218236179]

約数ペア:

[(1, 218236179), (3, 72745393), (7, 31176597), (21, 10392199), (71, 3073749), (213, 1024583), (497, 439107), (1491, 146369)]