81235847

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{9679}}^1$

素因数の和:9806

約数の個数: 16

約数和(自身を含む): 102220800

約数和(自身を除く): 20984953

約数列:

[1, 7, 11, 77, 109, 763, 1199, 8393, 9679, 67753, 106469, 745283, 1055011, 7385077, 11605121, 81235847]

約数ペア:

[(1, 81235847), (7, 11605121), (11, 7385077), (77, 1055011), (109, 745283), (763, 106469), (1199, 67753), (8393, 9679)]