481333251

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{25667}}^1$

素因数の和:25743

約数の個数: 32

約数和(自身を含む): 788520960

約数和(自身を除く): 307187709

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 2679, 6251, 18753, 25667, 77001, 179669, 487673, 539007, 1206349, 1463019, 3413711, 3619047, 8444443, 10241133, 22920631, 25333329, 68761893, 160444417, 481333251]

約数ペア:

[(1, 481333251), (3, 160444417), (7, 68761893), (19, 25333329), (21, 22920631), (47, 10241133), (57, 8444443), (133, 3619047), (141, 3413711), (329, 1463019), (399, 1206349), (893, 539007), (987, 487673), (2679, 179669), (6251, 77001), (18753, 25667)]