63800009

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2131}}^1$

素因数の和:2205

約数の個数: 24

約数和(自身を含む): 81664128

約数和(自身を除く): 17864119

約数列:

[1, 7, 13, 47, 49, 91, 329, 611, 637, 2131, 2303, 4277, 14917, 27703, 29939, 100157, 104419, 193921, 701099, 1302041, 1357447, 4907693, 9114287, 63800009]

約数ペア:

[(1, 63800009), (7, 9114287), (13, 4907693), (47, 1357447), (49, 1302041), (91, 701099), (329, 193921), (611, 104419), (637, 100157), (2131, 29939), (2303, 27703), (4277, 14917)]