129778838

素因数分解:

$2^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{23117}}^1$

素因数の和:23527

約数の個数: 16

約数和(自身を含む): 223042464

約数和(自身を除く): 93263626

約数列:

[1, 2, 7, 14, 401, 802, 2807, 5614, 23117, 46234, 161819, 323638, 9269917, 18539834, 64889419, 129778838]

約数ペア:

[(1, 129778838), (2, 64889419), (7, 18539834), (14, 9269917), (401, 323638), (802, 161819), (2807, 46234), (5614, 23117)]