71388149

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{76679}}^1$

素因数の和:76712

約数の個数: 12

約数和(自身を含む): 87415200

約数和(自身を除く): 16027051

約数列:

[1, 7, 19, 49, 133, 931, 76679, 536753, 1456901, 3757271, 10198307, 71388149]

約数ペア:

[(1, 71388149), (7, 10198307), (19, 3757271), (49, 1456901), (133, 536753), (931, 76679)]