213476481

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{761}}^1$

素因数の和:1277

約数の個数: 24

約数和(自身を含む): 313822080

約数和(自身を除く): 100345599

約数列:

[1, 3, 9, 71, 213, 439, 639, 761, 1317, 2283, 3951, 6849, 31169, 54031, 93507, 162093, 280521, 334079, 486279, 1002237, 3006711, 23719609, 71158827, 213476481]

約数ペア:

[(1, 213476481), (3, 71158827), (9, 23719609), (71, 3006711), (213, 1002237), (439, 486279), (639, 334079), (761, 280521), (1317, 162093), (2283, 93507), (3951, 54031), (6849, 31169)]