221274001

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^2$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 253949696

約数和(自身を除く): 32675695

約数列:

[1, 13, 31, 43, 113, 403, 559, 1333, 1469, 3503, 4859, 12769, 17329, 45539, 63167, 150629, 165997, 395839, 549067, 1958177, 5145907, 7137871, 17021077, 221274001]

約数ペア:

[(1, 221274001), (13, 17021077), (31, 7137871), (43, 5145907), (113, 1958177), (403, 549067), (559, 395839), (1333, 165997), (1469, 150629), (3503, 63167), (4859, 45539), (12769, 17329)]