193989943

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{23911}}^1$

素因数の和:23998

約数の個数: 16

約数和(自身を含む): 237207040

約数和(自身を除く): 43217097

約数列:

[1, 7, 19, 61, 133, 427, 1159, 8113, 23911, 167377, 454309, 1458571, 3180163, 10209997, 27712849, 193989943]

約数ペア:

[(1, 193989943), (7, 27712849), (19, 10209997), (61, 3180163), (133, 1458571), (427, 454309), (1159, 167377), (8113, 23911)]