27128728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2069}}^1$

素因数の和:2235

約数の個数: 32

約数和(自身を含む): 55890000

約数和(自身を除く): 28761272

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 149, 298, 596, 1192, 1639, 2069, 3278, 4138, 6556, 8276, 13112, 16552, 22759, 45518, 91036, 182072, 308281, 616562, 1233124, 2466248, 3391091, 6782182, 13564364, 27128728]

約数ペア:

[(1, 27128728), (2, 13564364), (4, 6782182), (8, 3391091), (11, 2466248), (22, 1233124), (44, 616562), (88, 308281), (149, 182072), (298, 91036), (596, 45518), (1192, 22759), (1639, 16552), (2069, 13112), (3278, 8276), (4138, 6556)]