12761266

素因数分解:

$2^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:874

約数の個数: 24

約数和(自身を含む): 22413996

約数和(自身を除く): 9652730

約数列:

[1, 2, 7, 14, 49, 98, 197, 394, 661, 1322, 1379, 2758, 4627, 9254, 9653, 19306, 32389, 64778, 130217, 260434, 911519, 1823038, 6380633, 12761266]

約数ペア:

[(1, 12761266), (2, 6380633), (7, 1823038), (14, 911519), (49, 260434), (98, 130217), (197, 64778), (394, 32389), (661, 19306), (1322, 9653), (1379, 9254), (2758, 4627)]