1396989

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 2238912

約数和(自身を除く): 841923

約数列:

[1, 3, 9, 11, 33, 99, 103, 137, 309, 411, 927, 1133, 1233, 1507, 3399, 4521, 10197, 13563, 14111, 42333, 126999, 155221, 465663, 1396989]

約数ペア:

[(1, 1396989), (3, 465663), (9, 155221), (11, 126999), (33, 42333), (99, 14111), (103, 13563), (137, 10197), (309, 4521), (411, 3399), (927, 1507), (1133, 1233)]