15986290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{347}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 30668544

約数和(自身を除く): 14682254

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 271, 347, 542, 694, 1355, 1735, 2710, 3470, 4607, 5899, 9214, 11798, 23035, 29495, 46070, 58990, 94037, 188074, 470185, 940370, 1598629, 3197258, 7993145, 15986290]

約数ペア:

[(1, 15986290), (2, 7993145), (5, 3197258), (10, 1598629), (17, 940370), (34, 470185), (85, 188074), (170, 94037), (271, 58990), (347, 46070), (542, 29495), (694, 23035), (1355, 11798), (1735, 9214), (2710, 5899), (3470, 4607)]