216878596

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{887}}^1\times {\mathrm{5557}}^1$

素因数の和:6459

約数の個数: 24

約数和(自身を含む): 414582336

約数和(自身を除く): 197703740

約数列:

[1, 2, 4, 11, 22, 44, 887, 1774, 3548, 5557, 9757, 11114, 19514, 22228, 39028, 61127, 122254, 244508, 4929059, 9858118, 19716236, 54219649, 108439298, 216878596]

約数ペア:

[(1, 216878596), (2, 108439298), (4, 54219649), (11, 19716236), (22, 9858118), (44, 4929059), (887, 244508), (1774, 122254), (3548, 61127), (5557, 39028), (9757, 22228), (11114, 19514)]