71386189

素因数分解:

$7^3\times {\mathrm{73}}^1\times {\mathrm{2851}}^1$

素因数の和:2945

約数の個数: 16

約数和(自身を含む): 84419200

約数和(自身を除く): 13033011

約数列:

[1, 7, 49, 73, 343, 511, 2851, 3577, 19957, 25039, 139699, 208123, 977893, 1456861, 10198027, 71386189]

約数ペア:

[(1, 71386189), (7, 10198027), (49, 1456861), (73, 977893), (343, 208123), (511, 139699), (2851, 25039), (3577, 19957)]