214949852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{20983}}^1$

素因数の和:21197

約数の個数: 24

約数和(自身を含む): 407173536

約数和(自身を除く): 192223684

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2561, 5122, 10244, 20983, 41966, 83932, 272779, 545558, 1091116, 4133651, 8267302, 16534604, 53737463, 107474926, 214949852]

約数ペア:

[(1, 214949852), (2, 107474926), (4, 53737463), (13, 16534604), (26, 8267302), (52, 4133651), (197, 1091116), (394, 545558), (788, 272779), (2561, 83932), (5122, 41966), (10244, 20983)]