81040764

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{23531}}^1$

素因数の和:23586

約数の個数: 48

約数和(自身を含む): 221389056

約数和(自身を除く): 140348292

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1722, 3444, 23531, 47062, 70593, 94124, 141186, 164717, 282372, 329434, 494151, 658868, 964771, 988302, 1929542, 1976604, 2894313, 3859084, 5788626, 6753397, 11577252, 13506794, 20260191, 27013588, 40520382, 81040764]

約数ペア:

[(1, 81040764), (2, 40520382), (3, 27013588), (4, 20260191), (6, 13506794), (7, 11577252), (12, 6753397), (14, 5788626), (21, 3859084), (28, 2894313), (41, 1976604), (42, 1929542), (82, 988302), (84, 964771), (123, 658868), (164, 494151), (246, 329434), (287, 282372), (492, 164717), (574, 141186), (861, 94124), (1148, 70593), (1722, 47062), (3444, 23531)]