128697842

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{707131}}^1$

素因数の和:707153

約数の個数: 16

約数和(自身を含む): 237596352

約数和(自身を除く): 108898510

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 707131, 1414262, 4949917, 9192703, 9899834, 18385406, 64348921, 128697842]

約数ペア:

[(1, 128697842), (2, 64348921), (7, 18385406), (13, 9899834), (14, 9192703), (26, 4949917), (91, 1414262), (182, 707131)]