31948329

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{80071}}^1$

素因数の和:80100

約数の個数: 16

約数和(自身を含む): 51246080

約数和(自身を除く): 19297751

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 80071, 240213, 560497, 1521349, 1681491, 4564047, 10649443, 31948329]

約数ペア:

[(1, 31948329), (3, 10649443), (7, 4564047), (19, 1681491), (21, 1521349), (57, 560497), (133, 240213), (399, 80071)]