215269943

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{3511}}^1$

素因数の和:3998

約数の個数: 16

約数和(自身を含む): 259607040

約数和(自身を除く): 44337097

約数列:

[1, 7, 19, 133, 461, 3227, 3511, 8759, 24577, 61313, 66709, 466963, 1618571, 11329997, 30752849, 215269943]

約数ペア:

[(1, 215269943), (7, 30752849), (19, 11329997), (133, 1618571), (461, 466963), (3227, 66709), (3511, 61313), (8759, 24577)]