81716286

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{5749}}^1$

素因数の和:5880

約数の個数: 32

約数和(自身を含む): 172224000

約数和(自身を除く): 90507714

約数列:

[1, 2, 3, 6, 23, 46, 69, 103, 138, 206, 309, 618, 2369, 4738, 5749, 7107, 11498, 14214, 17247, 34494, 132227, 264454, 396681, 592147, 793362, 1184294, 1776441, 3552882, 13619381, 27238762, 40858143, 81716286]

約数ペア:

[(1, 81716286), (2, 40858143), (3, 27238762), (6, 13619381), (23, 3552882), (46, 1776441), (69, 1184294), (103, 793362), (138, 592147), (206, 396681), (309, 264454), (618, 132227), (2369, 34494), (4738, 17247), (5749, 14214), (7107, 11498)]