668224

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:262

約数の個数: 28

約数和(自身を含む): 1357884

約数和(自身を除く): 689660

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 197, 212, 394, 424, 788, 848, 1576, 1696, 3152, 3392, 6304, 10441, 12608, 20882, 41764, 83528, 167056, 334112, 668224]

約数ペア:

[(1, 668224), (2, 334112), (4, 167056), (8, 83528), (16, 41764), (32, 20882), (53, 12608), (64, 10441), (106, 6304), (197, 3392), (212, 3152), (394, 1696), (424, 1576), (788, 848)]