218459852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2557}}^1$

素因数の和:2658

約数の個数: 48

約数和(自身を含む): 433181952

約数和(自身を除く): 214722100

約数列:

[1, 2, 4, 13, 26, 31, 52, 53, 62, 106, 124, 212, 403, 689, 806, 1378, 1612, 1643, 2557, 2756, 3286, 5114, 6572, 10228, 21359, 33241, 42718, 66482, 79267, 85436, 132964, 135521, 158534, 271042, 317068, 542084, 1030471, 1761773, 2060942, 3523546, 4121884, 4201151, 7047092, 8402302, 16804604, 54614963, 109229926, 218459852]

約数ペア:

[(1, 218459852), (2, 109229926), (4, 54614963), (13, 16804604), (26, 8402302), (31, 7047092), (52, 4201151), (53, 4121884), (62, 3523546), (106, 2060942), (124, 1761773), (212, 1030471), (403, 542084), (689, 317068), (806, 271042), (1378, 158534), (1612, 135521), (1643, 132964), (2557, 85436), (2756, 79267), (3286, 66482), (5114, 42718), (6572, 33241), (10228, 21359)]