428752

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{211}}^1$

素因数の和:346

約数の個数: 20

約数和(自身を含む): 841216

約数和(自身を除く): 412464

約数列:

[1, 2, 4, 8, 16, 127, 211, 254, 422, 508, 844, 1016, 1688, 2032, 3376, 26797, 53594, 107188, 214376, 428752]

約数ペア:

[(1, 428752), (2, 214376), (4, 107188), (8, 53594), (16, 26797), (127, 3376), (211, 2032), (254, 1688), (422, 1016), (508, 844)]