215780552

素因数分解:

$2^3\times {\mathrm{13}}^3\times {\mathrm{12277}}^1$

素因数の和:12322

約数の個数: 32

約数和(自身を含む): 438324600

約数和(自身を除く): 222544048

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 2197, 4394, 8788, 12277, 17576, 24554, 49108, 98216, 159601, 319202, 638404, 1276808, 2074813, 4149626, 8299252, 16598504, 26972569, 53945138, 107890276, 215780552]

約数ペア:

[(1, 215780552), (2, 107890276), (4, 53945138), (8, 26972569), (13, 16598504), (26, 8299252), (52, 4149626), (104, 2074813), (169, 1276808), (338, 638404), (676, 319202), (1352, 159601), (2197, 98216), (4394, 49108), (8788, 24554), (12277, 17576)]