245821738

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 386311680

約数和(自身を除く): 140489942

約数列:

[1, 2, 53, 71, 89, 106, 142, 178, 367, 734, 3763, 4717, 6319, 7526, 9434, 12638, 19451, 26057, 32663, 38902, 52114, 65326, 334907, 669814, 1381021, 1731139, 2319073, 2762042, 3462278, 4638146, 122910869, 245821738]

約数ペア:

[(1, 245821738), (2, 122910869), (53, 4638146), (71, 3462278), (89, 2762042), (106, 2319073), (142, 1731139), (178, 1381021), (367, 669814), (734, 334907), (3763, 65326), (4717, 52114), (6319, 38902), (7526, 32663), (9434, 26057), (12638, 19451)]