81243036

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{11117}}^1$

素因数の和:11163

約数の個数: 72

約数和(自身を含む): 242817120

約数和(自身を除く): 161574084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 3654, 7308, 11117, 22234, 33351, 44468, 66702, 77819, 100053, 133404, 155638, 200106, 233457, 311276, 322393, 400212, 466914, 644786, 700371, 933828, 967179, 1289572, 1400742, 1934358, 2256751, 2801484, 2901537, 3868716, 4513502, 5803074, 6770253, 9027004, 11606148, 13540506, 20310759, 27081012, 40621518, 81243036]

約数ペア:

[(1, 81243036), (2, 40621518), (3, 27081012), (4, 20310759), (6, 13540506), (7, 11606148), (9, 9027004), (12, 6770253), (14, 5803074), (18, 4513502), (21, 3868716), (28, 2901537), (29, 2801484), (36, 2256751), (42, 1934358), (58, 1400742), (63, 1289572), (84, 967179), (87, 933828), (116, 700371), (126, 644786), (174, 466914), (203, 400212), (252, 322393), (261, 311276), (348, 233457), (406, 200106), (522, 155638), (609, 133404), (812, 100053), (1044, 77819), (1218, 66702), (1827, 44468), (2436, 33351), (3654, 22234), (7308, 11117)]