81214564

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{3517}}^1$

素因数の和:3795

約数の個数: 24

約数和(自身を含む): 148938048

約数和(自身を除く): 67723484

約数列:

[1, 2, 4, 23, 46, 92, 251, 502, 1004, 3517, 5773, 7034, 11546, 14068, 23092, 80891, 161782, 323564, 882767, 1765534, 3531068, 20303641, 40607282, 81214564]

約数ペア:

[(1, 81214564), (2, 40607282), (4, 20303641), (23, 3531068), (46, 1765534), (92, 882767), (251, 323564), (502, 161782), (1004, 80891), (3517, 23092), (5773, 14068), (7034, 11546)]