999978848

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{6299}}^1$

素因数の和:6372

約数の個数: 72

約数和(自身を含む): 2217083400

約数和(自身を除く): 1217104552

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 41, 44, 82, 88, 121, 164, 176, 242, 328, 352, 451, 484, 656, 902, 968, 1312, 1804, 1936, 3608, 3872, 4961, 6299, 7216, 9922, 12598, 14432, 19844, 25196, 39688, 50392, 69289, 79376, 100784, 138578, 158752, 201568, 258259, 277156, 516518, 554312, 762179, 1033036, 1108624, 1524358, 2066072, 2217248, 2840849, 3048716, 4132144, 5681698, 6097432, 8264288, 11363396, 12194864, 22726792, 24389728, 31249339, 45453584, 62498678, 90907168, 124997356, 249994712, 499989424, 999978848]

約数ペア:

[(1, 999978848), (2, 499989424), (4, 249994712), (8, 124997356), (11, 90907168), (16, 62498678), (22, 45453584), (32, 31249339), (41, 24389728), (44, 22726792), (82, 12194864), (88, 11363396), (121, 8264288), (164, 6097432), (176, 5681698), (242, 4132144), (328, 3048716), (352, 2840849), (451, 2217248), (484, 2066072), (656, 1524358), (902, 1108624), (968, 1033036), (1312, 762179), (1804, 554312), (1936, 516518), (3608, 277156), (3872, 258259), (4961, 201568), (6299, 158752), (7216, 138578), (9922, 100784), (12598, 79376), (14432, 69289), (19844, 50392), (25196, 39688)]