218885727

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{40111}}^1$

素因数の和:40238

約数の個数: 16

約数和(自身を含む): 311910912

約数和(自身を除く): 93025185

約数列:

[1, 3, 17, 51, 107, 321, 1819, 5457, 40111, 120333, 681887, 2045661, 4291877, 12875631, 72961909, 218885727]

約数ペア:

[(1, 218885727), (3, 72961909), (17, 12875631), (51, 4291877), (107, 2045661), (321, 681887), (1819, 120333), (5457, 40111)]