217510592

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{261431}}^1$

素因数の和:261456

約数の個数: 28

約数和(自身を含む): 464826096

約数和(自身を除く): 247315504

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 261431, 522862, 1045724, 2091448, 3398603, 4182896, 6797206, 8365792, 13594412, 16731584, 27188824, 54377648, 108755296, 217510592]

約数ペア:

[(1, 217510592), (2, 108755296), (4, 54377648), (8, 27188824), (13, 16731584), (16, 13594412), (26, 8365792), (32, 6797206), (52, 4182896), (64, 3398603), (104, 2091448), (208, 1045724), (416, 522862), (832, 261431)]