69909721

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1231}}^1$

素因数の和:1325

約数の個数: 24

約数和(自身を含む): 87077760

約数和(自身を除く): 17168039

約数列:

[1, 7, 19, 49, 61, 133, 427, 931, 1159, 1231, 2989, 8113, 8617, 23389, 56791, 60319, 75091, 163723, 525637, 1146061, 1426729, 3679459, 9987103, 69909721]

約数ペア:

[(1, 69909721), (7, 9987103), (19, 3679459), (49, 1426729), (61, 1146061), (133, 525637), (427, 163723), (931, 75091), (1159, 60319), (1231, 56791), (2989, 23389), (8113, 8617)]