12778847978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{21369311}}^1$

素因数の和:21369349

約数の個数: 16

約数和(自身を含む): 21540266496

約数和(自身を除く): 8761418518

約数列:

[1, 2, 13, 23, 26, 46, 299, 598, 21369311, 42738622, 277801043, 491494153, 555602086, 982988306, 6389423989, 12778847978]

約数ペア:

[(1, 12778847978), (2, 6389423989), (13, 982988306), (23, 555602086), (26, 491494153), (46, 277801043), (299, 42738622), (598, 21369311)]