208536315

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{1471}}^1$

素因数の和:2219

約数の個数: 32

約数和(自身を含む): 360062976

約数和(自身を除く): 151526661

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 727, 1471, 2181, 3635, 4413, 7355, 9451, 10905, 19123, 22065, 28353, 47255, 57369, 95615, 141765, 286845, 1069417, 3208251, 5347085, 13902421, 16041255, 41707263, 69512105, 208536315]

約数ペア:

[(1, 208536315), (3, 69512105), (5, 41707263), (13, 16041255), (15, 13902421), (39, 5347085), (65, 3208251), (195, 1069417), (727, 286845), (1471, 141765), (2181, 95615), (3635, 57369), (4413, 47255), (7355, 28353), (9451, 22065), (10905, 19123)]