28781586

素因数分解:

$2^1\times 3^2\times {\mathrm{1087}}^1\times {\mathrm{1471}}^1$

素因数の和:2566

約数の個数: 24

約数和(自身を含む): 62459904

約数和(自身を除く): 33678318

約数列:

[1, 2, 3, 6, 9, 18, 1087, 1471, 2174, 2942, 3261, 4413, 6522, 8826, 9783, 13239, 19566, 26478, 1598977, 3197954, 4796931, 9593862, 14390793, 28781586]

約数ペア:

[(1, 28781586), (2, 14390793), (3, 9593862), (6, 4796931), (9, 3197954), (18, 1598977), (1087, 26478), (1471, 19566), (2174, 13239), (2942, 9783), (3261, 8826), (4413, 6522)]