81413854

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{3203}}^1$

素因数の和:3455

約数の個数: 16

約数和(自身を含む): 124571520

約数和(自身を除く): 43157666

約数列:

[1, 2, 71, 142, 179, 358, 3203, 6406, 12709, 25418, 227413, 454826, 573337, 1146674, 40706927, 81413854]

約数ペア:

[(1, 81413854), (2, 40706927), (71, 1146674), (142, 573337), (179, 454826), (358, 227413), (3203, 25418), (6406, 12709)]