408933213

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{5347}}^1$

素因数の和:5453

約数の個数: 32

約数和(自身を含む): 614549376

約数和(自身を除く): 205616163

約数列:

[1, 3, 13, 37, 39, 53, 111, 159, 481, 689, 1443, 1961, 2067, 5347, 5883, 16041, 25493, 69511, 76479, 197839, 208533, 283391, 593517, 850173, 2571907, 3684083, 7715721, 10485467, 11052249, 31456401, 136311071, 408933213]

約数ペア:

[(1, 408933213), (3, 136311071), (13, 31456401), (37, 11052249), (39, 10485467), (53, 7715721), (111, 3684083), (159, 2571907), (481, 850173), (689, 593517), (1443, 283391), (1961, 208533), (2067, 197839), (5347, 76479), (5883, 69511), (16041, 25493)]