81317368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{2663}}^1$

素因数の和:3027

約数の個数: 32

約数和(自身を含む): 166872960

約数和(自身を除く): 85555592

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 347, 694, 1388, 2663, 2776, 3817, 5326, 7634, 10652, 15268, 21304, 29293, 30536, 58586, 117172, 234344, 924061, 1848122, 3696244, 7392488, 10164671, 20329342, 40658684, 81317368]

約数ペア:

[(1, 81317368), (2, 40658684), (4, 20329342), (8, 10164671), (11, 7392488), (22, 3696244), (44, 1848122), (88, 924061), (347, 234344), (694, 117172), (1388, 58586), (2663, 30536), (2776, 29293), (3817, 21304), (5326, 15268), (7634, 10652)]