2783251436

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^2\times {\mathrm{811}}^1$

素因数の和:991

約数の個数: 72

約数和(自身を含む): 5896445184

約数和(自身を除く): 3113193748

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 73, 92, 146, 161, 292, 322, 511, 644, 811, 1022, 1622, 1679, 2044, 3244, 3358, 5329, 5677, 6716, 10658, 11354, 11753, 18653, 21316, 22708, 23506, 37303, 37306, 47012, 59203, 74606, 74612, 118406, 122567, 130571, 149212, 236812, 245134, 261142, 414421, 490268, 522284, 828842, 857969, 1361669, 1657684, 1715938, 2723338, 3431876, 4321819, 5446676, 8643638, 9531683, 17287276, 19063366, 30252733, 38126732, 60505466, 99401837, 121010932, 198803674, 397607348, 695812859, 1391625718, 2783251436]

約数ペア:

[(1, 2783251436), (2, 1391625718), (4, 695812859), (7, 397607348), (14, 198803674), (23, 121010932), (28, 99401837), (46, 60505466), (73, 38126732), (92, 30252733), (146, 19063366), (161, 17287276), (292, 9531683), (322, 8643638), (511, 5446676), (644, 4321819), (811, 3431876), (1022, 2723338), (1622, 1715938), (1679, 1657684), (2044, 1361669), (3244, 857969), (3358, 828842), (5329, 522284), (5677, 490268), (6716, 414421), (10658, 261142), (11354, 245134), (11753, 236812), (18653, 149212), (21316, 130571), (22708, 122567), (23506, 118406), (37303, 74612), (37306, 74606), (47012, 59203)]