81499656

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{3541}}^1$

素因数の和:3694

約数の個数: 64

約数和(自身を含む): 234622080

約数和(自身を除く): 153122424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 137, 168, 274, 411, 548, 822, 959, 1096, 1644, 1918, 2877, 3288, 3541, 3836, 5754, 7082, 7672, 10623, 11508, 14164, 21246, 23016, 24787, 28328, 42492, 49574, 74361, 84984, 99148, 148722, 198296, 297444, 485117, 594888, 970234, 1455351, 1940468, 2910702, 3395819, 3880936, 5821404, 6791638, 10187457, 11642808, 13583276, 20374914, 27166552, 40749828, 81499656]

約数ペア:

[(1, 81499656), (2, 40749828), (3, 27166552), (4, 20374914), (6, 13583276), (7, 11642808), (8, 10187457), (12, 6791638), (14, 5821404), (21, 3880936), (24, 3395819), (28, 2910702), (42, 1940468), (56, 1455351), (84, 970234), (137, 594888), (168, 485117), (274, 297444), (411, 198296), (548, 148722), (822, 99148), (959, 84984), (1096, 74361), (1644, 49574), (1918, 42492), (2877, 28328), (3288, 24787), (3541, 23016), (3836, 21246), (5754, 14164), (7082, 11508), (7672, 10623)]