28824809

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 33730560

約数和(自身を除く): 4905751

約数列:

[1, 13, 17, 79, 127, 169, 221, 1027, 1343, 1651, 2159, 2873, 10033, 13351, 17459, 21463, 28067, 130429, 170561, 226967, 364871, 1695577, 2217293, 28824809]

約数ペア:

[(1, 28824809), (13, 2217293), (17, 1695577), (79, 364871), (127, 226967), (169, 170561), (221, 130429), (1027, 28067), (1343, 21463), (1651, 17459), (2159, 13351), (2873, 10033)]