213289388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{32297}}^1$

素因数の和:32441

約数の個数: 24

約数和(自身を含む): 405146112

約数和(自身を除く): 191856724

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 3302, 6604, 32297, 64594, 129188, 419861, 839722, 1679444, 4101719, 8203438, 16406876, 53322347, 106644694, 213289388]

約数ペア:

[(1, 213289388), (2, 106644694), (4, 53322347), (13, 16406876), (26, 8203438), (52, 4101719), (127, 1679444), (254, 839722), (508, 419861), (1651, 129188), (3302, 64594), (6604, 32297)]