12455305

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{277}}^1$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 16603272

約数和(自身を除く): 4147967

約数列:

[1, 5, 17, 23, 85, 115, 277, 391, 529, 1385, 1955, 2645, 4709, 6371, 8993, 23545, 31855, 44965, 108307, 146533, 541535, 732665, 2491061, 12455305]

約数ペア:

[(1, 12455305), (5, 2491061), (17, 732665), (23, 541535), (85, 146533), (115, 108307), (277, 44965), (391, 31855), (529, 23545), (1385, 8993), (1955, 6371), (2645, 4709)]