268708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 532224

約数和(自身を除く): 263516

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 197, 341, 394, 682, 788, 1364, 2167, 4334, 6107, 8668, 12214, 24428, 67177, 134354, 268708]

約数ペア:

[(1, 268708), (2, 134354), (4, 67177), (11, 24428), (22, 12214), (31, 8668), (44, 6107), (62, 4334), (124, 2167), (197, 1364), (341, 788), (394, 682)]