87901281

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{83477}}^1$

素因数の和:83502

約数の個数: 20

約数和(自身を含む): 141411732

約数和(自身を除く): 53510451

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 83477, 250431, 751293, 1085201, 2253879, 3255603, 6761637, 9766809, 29300427, 87901281]

約数ペア:

[(1, 87901281), (3, 29300427), (9, 9766809), (13, 6761637), (27, 3255603), (39, 2253879), (81, 1085201), (117, 751293), (351, 250431), (1053, 83477)]