1215667964

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{14221}}^1$

素因数の和:14346

約数の個数: 48

約数和(自身を含む): 2523096576

約数和(自身を除く): 1307428612

約数列:

[1, 2, 4, 7, 14, 28, 43, 71, 86, 142, 172, 284, 301, 497, 602, 994, 1204, 1988, 3053, 6106, 12212, 14221, 21371, 28442, 42742, 56884, 85484, 99547, 199094, 398188, 611503, 1009691, 1223006, 2019382, 2446012, 4038764, 4280521, 7067837, 8561042, 14135674, 17122084, 28271348, 43416713, 86833426, 173666852, 303916991, 607833982, 1215667964]

約数ペア:

[(1, 1215667964), (2, 607833982), (4, 303916991), (7, 173666852), (14, 86833426), (28, 43416713), (43, 28271348), (71, 17122084), (86, 14135674), (142, 8561042), (172, 7067837), (284, 4280521), (301, 4038764), (497, 2446012), (602, 2019382), (994, 1223006), (1204, 1009691), (1988, 611503), (3053, 398188), (6106, 199094), (12212, 99547), (14221, 85484), (21371, 56884), (28442, 42742)]