128779783

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{1181}}^1$

素因数の和:1646

約数の個数: 16

約数和(自身を含む): 147059712

約数和(自身を除く): 18279929

約数列:

[1, 11, 23, 253, 431, 1181, 4741, 9913, 12991, 27163, 109043, 298793, 509011, 5599121, 11707253, 128779783]

約数ペア:

[(1, 128779783), (11, 11707253), (23, 5599121), (253, 509011), (431, 298793), (1181, 109043), (4741, 27163), (9913, 12991)]