28323196

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:586

約数の個数: 36

約数和(自身を含む): 55003480

約数和(自身を除く): 26680284

約数列:

[1, 2, 4, 11, 22, 44, 121, 139, 242, 278, 421, 484, 556, 842, 1529, 1684, 3058, 4631, 6116, 9262, 16819, 18524, 33638, 50941, 58519, 67276, 101882, 117038, 203764, 234076, 643709, 1287418, 2574836, 7080799, 14161598, 28323196]

約数ペア:

[(1, 28323196), (2, 14161598), (4, 7080799), (11, 2574836), (22, 1287418), (44, 643709), (121, 234076), (139, 203764), (242, 117038), (278, 101882), (421, 67276), (484, 58519), (556, 50941), (842, 33638), (1529, 18524), (1684, 16819), (3058, 9262), (4631, 6116)]