13821087

素因数分解:

$3^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{563}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 21603456

約数和(自身を除く): 7782369

約数列:

[1, 3, 7, 21, 49, 147, 167, 501, 563, 1169, 1689, 3507, 3941, 8183, 11823, 24549, 27587, 82761, 94021, 282063, 658147, 1974441, 4607029, 13821087]

約数ペア:

[(1, 13821087), (3, 4607029), (7, 1974441), (21, 658147), (49, 282063), (147, 94021), (167, 82761), (501, 27587), (563, 24549), (1169, 11823), (1689, 8183), (3507, 3941)]