254140523

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{146987}}^1$

素因数の和:147026

約数の個数: 16

約数和(自身を含む): 329253120

約数和(自身を除く): 75112597

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 146987, 1028909, 1910831, 2792753, 13375817, 19549271, 36305789, 254140523]

約数ペア:

[(1, 254140523), (7, 36305789), (13, 19549271), (19, 13375817), (91, 2792753), (133, 1910831), (247, 1028909), (1729, 146987)]