238919681

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{238681}}^1$

素因数の和:238712

約数の個数: 16

約数和(自身を含む): 320788608

約数和(自身を除く): 81868927

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 238681, 1670767, 2625491, 3102853, 18378437, 21719971, 34131383, 238919681]

約数ペア:

[(1, 238919681), (7, 34131383), (11, 21719971), (13, 18378437), (77, 3102853), (91, 2625491), (143, 1670767), (1001, 238681)]