201628789621

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1327}}^1\times {\mathrm{1142431}}^1$

素因数の和:1143784

約数の個数: 16

約数和(自身を含む): 242743951360

約数和(自身を除く): 41115161739

約数列:

[1, 7, 19, 133, 1327, 9289, 25213, 176491, 1142431, 7997017, 21706189, 151943323, 1516005937, 10612041559, 28804112803, 201628789621]

約数ペア:

[(1, 201628789621), (7, 28804112803), (19, 10612041559), (133, 1516005937), (1327, 151943323), (9289, 21706189), (25213, 7997017), (176491, 1142431)]