218452598

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1249}}^1$

素因数の和:1333

約数の個数: 48

約数和(自身を含む): 417060000

約数和(自身を除く): 198607402

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 961, 1249, 1922, 2498, 2821, 5642, 6727, 8743, 12493, 13454, 16237, 17486, 24986, 32474, 38719, 77438, 87451, 113659, 174902, 227318, 271033, 503347, 542066, 1006694, 1200289, 2400578, 3523429, 7046858, 8402023, 15603757, 16804046, 31207514, 109226299, 218452598]

約数ペア:

[(1, 218452598), (2, 109226299), (7, 31207514), (13, 16804046), (14, 15603757), (26, 8402023), (31, 7046858), (62, 3523429), (91, 2400578), (182, 1200289), (217, 1006694), (403, 542066), (434, 503347), (806, 271033), (961, 227318), (1249, 174902), (1922, 113659), (2498, 87451), (2821, 77438), (5642, 38719), (6727, 32474), (8743, 24986), (12493, 17486), (13454, 16237)]