69741721

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1\times {\mathrm{313}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 80886400

約数和(自身を除く): 11144679

約数列:

[1, 7, 139, 229, 313, 973, 1603, 2191, 31831, 43507, 71677, 222817, 304549, 501739, 9963103, 69741721]

約数ペア:

[(1, 69741721), (7, 9963103), (139, 501739), (229, 304549), (313, 222817), (973, 71677), (1603, 43507), (2191, 31831)]