139968381

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{68713}}^1$

素因数の和:68820

約数の個数: 16

約数和(自身を含む): 215487104

約数和(自身を除く): 75518723

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 68713, 206139, 480991, 1442973, 6665161, 19995483, 46656127, 139968381]

約数ペア:

[(1, 139968381), (3, 46656127), (7, 19995483), (21, 6665161), (97, 1442973), (291, 480991), (679, 206139), (2037, 68713)]