889721521918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{157139089}}^1$

素因数の和:157139259

約数の個数: 16

約数和(自身を含む): 1414251810000

約数和(自身を除く): 524530288082

約数列:

[1, 2, 19, 38, 149, 298, 2831, 5662, 157139089, 314278178, 2985642691, 5971285382, 23413724261, 46827448522, 444860760959, 889721521918]

約数ペア:

[(1, 889721521918), (2, 444860760959), (19, 46827448522), (38, 23413724261), (149, 5971285382), (298, 2985642691), (2831, 314278178), (5662, 157139089)]