2021521775

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{8627}}^1$

素因数の和:8760

約数の個数: 48

約数和(自身を含む): 3115467264

約数和(自身を除く): 1093945489

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 103, 175, 325, 455, 515, 721, 1339, 2275, 2575, 3605, 6695, 8627, 9373, 18025, 33475, 43135, 46865, 60389, 112151, 215675, 234325, 301945, 560755, 785057, 888581, 1509725, 2803775, 3925285, 4442905, 6220067, 11551553, 19626425, 22214525, 31100335, 57757765, 80860871, 155501675, 288788825, 404304355, 2021521775]

約数ペア:

[(1, 2021521775), (5, 404304355), (7, 288788825), (13, 155501675), (25, 80860871), (35, 57757765), (65, 31100335), (91, 22214525), (103, 19626425), (175, 11551553), (325, 6220067), (455, 4442905), (515, 3925285), (721, 2803775), (1339, 1509725), (2275, 888581), (2575, 785057), (3605, 560755), (6695, 301945), (8627, 234325), (9373, 215675), (18025, 112151), (33475, 60389), (43135, 46865)]