81459896

素因数分解:

$2^3\times 7^1\times {\mathrm{193}}^1\times {\mathrm{7537}}^1$

素因数の和:7743

約数の個数: 32

約数和(自身を含む): 175484640

約数和(自身を除く): 94024744

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 193, 386, 772, 1351, 1544, 2702, 5404, 7537, 10808, 15074, 30148, 52759, 60296, 105518, 211036, 422072, 1454641, 2909282, 5818564, 10182487, 11637128, 20364974, 40729948, 81459896]

約数ペア:

[(1, 81459896), (2, 40729948), (4, 20364974), (7, 11637128), (8, 10182487), (14, 5818564), (28, 2909282), (56, 1454641), (193, 422072), (386, 211036), (772, 105518), (1351, 60296), (1544, 52759), (2702, 30148), (5404, 15074), (7537, 10808)]