28409764

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1163}}^1$

素因数の和:1395

約数の個数: 24

約数和(自身を含む): 51625728

約数和(自身を除く): 23215964

約数列:

[1, 2, 4, 31, 62, 124, 197, 394, 788, 1163, 2326, 4652, 6107, 12214, 24428, 36053, 72106, 144212, 229111, 458222, 916444, 7102441, 14204882, 28409764]

約数ペア:

[(1, 28409764), (2, 14204882), (4, 7102441), (31, 916444), (62, 458222), (124, 229111), (197, 144212), (394, 72106), (788, 36053), (1163, 24428), (2326, 12214), (4652, 6107)]