207788931

素因数分解:

$3^2\times 7^1\times {\mathrm{631}}^1\times {\mathrm{5227}}^1$

素因数の和:5871

約数の個数: 24

約数和(自身を含む): 343625984

約数和(自身を除く): 135837053

約数列:

[1, 3, 7, 9, 21, 63, 631, 1893, 4417, 5227, 5679, 13251, 15681, 36589, 39753, 47043, 109767, 329301, 3298237, 9894711, 23087659, 29684133, 69262977, 207788931]

約数ペア:

[(1, 207788931), (3, 69262977), (7, 29684133), (9, 23087659), (21, 9894711), (63, 3298237), (631, 329301), (1893, 109767), (4417, 47043), (5227, 39753), (5679, 36589), (13251, 15681)]