28807588

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{6323}}^1$

素因数の和:6411

約数の個数: 24

約数和(自身を含む): 54184032

約数和(自身を除く): 25376444

約数列:

[1, 2, 4, 17, 34, 67, 68, 134, 268, 1139, 2278, 4556, 6323, 12646, 25292, 107491, 214982, 423641, 429964, 847282, 1694564, 7201897, 14403794, 28807588]

約数ペア:

[(1, 28807588), (2, 14403794), (4, 7201897), (17, 1694564), (34, 847282), (67, 429964), (68, 423641), (134, 214982), (268, 107491), (1139, 25292), (2278, 12646), (4556, 6323)]