121391998

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{666989}}^1$

素因数の和:667011

約数の個数: 16

約数和(自身を含む): 224108640

約数和(自身を除く): 102716642

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 666989, 1333978, 4668923, 8670857, 9337846, 17341714, 60695999, 121391998]

約数ペア:

[(1, 121391998), (2, 60695999), (7, 17341714), (13, 9337846), (14, 8670857), (26, 4668923), (91, 1333978), (182, 666989)]