9231981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{7561}}^1$

素因数の和:7612

約数の個数: 16

約数和(自身を含む): 13793088

約数和(自身を除く): 4561107

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 7561, 22683, 83171, 249513, 279757, 839271, 3077327, 9231981]

約数ペア:

[(1, 9231981), (3, 3077327), (11, 839271), (33, 279757), (37, 249513), (111, 83171), (407, 22683), (1221, 7561)]