139123341

素因数分解:

$3^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{5507}}^1$

素因数の和:5921

約数の個数: 24

約数和(自身を含む): 230278464

約数和(自身を除く): 91155123

約数列:

[1, 3, 7, 9, 21, 63, 401, 1203, 2807, 3609, 5507, 8421, 16521, 25263, 38549, 49563, 115647, 346941, 2208307, 6624921, 15458149, 19874763, 46374447, 139123341]

約数ペア:

[(1, 139123341), (3, 46374447), (7, 19874763), (9, 15458149), (21, 6624921), (63, 2208307), (401, 346941), (1203, 115647), (2807, 49563), (3609, 38549), (5507, 25263), (8421, 16521)]