13307987

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{431}}^1$

素因数の和:850

約数の個数: 16

約数和(自身を含む): 16671744

約数和(自身を除く): 3363757

約数列:

[1, 7, 11, 77, 401, 431, 2807, 3017, 4411, 4741, 30877, 33187, 172831, 1209817, 1901141, 13307987]

約数ペア:

[(1, 13307987), (7, 1901141), (11, 1209817), (77, 172831), (401, 33187), (431, 30877), (2807, 4741), (3017, 4411)]