214970865

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{653}}^1\times {\mathrm{1291}}^1$

素因数の和:1969

約数の個数: 32

約数和(自身を含む): 365026176

約数和(自身を除く): 150055311

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 653, 1291, 1959, 3265, 3873, 6455, 9795, 11101, 19365, 21947, 33303, 55505, 65841, 109735, 166515, 329205, 843023, 2529069, 4215115, 12645345, 14331391, 42994173, 71656955, 214970865]

約数ペア:

[(1, 214970865), (3, 71656955), (5, 42994173), (15, 14331391), (17, 12645345), (51, 4215115), (85, 2529069), (255, 843023), (653, 329205), (1291, 166515), (1959, 109735), (3265, 65841), (3873, 55505), (6455, 33303), (9795, 21947), (11101, 19365)]