16564899

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 25320960

約数和(自身を除く): 8756061

約数列:

[1, 3, 13, 23, 39, 59, 69, 177, 299, 313, 767, 897, 939, 1357, 2301, 4069, 4071, 7199, 12207, 17641, 18467, 21597, 52923, 55401, 93587, 240071, 280761, 424741, 720213, 1274223, 5521633, 16564899]

約数ペア:

[(1, 16564899), (3, 5521633), (13, 1274223), (23, 720213), (39, 424741), (59, 280761), (69, 240071), (177, 93587), (299, 55401), (313, 52923), (767, 21597), (897, 18467), (939, 17641), (1357, 12207), (2301, 7199), (4069, 4071)]