12778255329

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{812401}}^1$

素因数の和:812525

約数の個数: 24

約数和(自身を含む): 20004586848

約数和(自身を除く): 7226331519

約数列:

[1, 3, 7, 21, 49, 107, 147, 321, 749, 2247, 5243, 15729, 812401, 2437203, 5686807, 17060421, 39807649, 86926907, 119422947, 260780721, 608488349, 1825465047, 4259418443, 12778255329]

約数ペア:

[(1, 12778255329), (3, 4259418443), (7, 1825465047), (21, 608488349), (49, 260780721), (107, 119422947), (147, 86926907), (321, 39807649), (749, 17060421), (2247, 5686807), (5243, 2437203), (15729, 812401)]