219941247

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1\times {\mathrm{5081}}^1$

素因数の和:5438

約数の個数: 16

約数和(自身を含む): 300529152

約数和(自身を除く): 80587905

約数列:

[1, 3, 47, 141, 307, 921, 5081, 14429, 15243, 43287, 238807, 716421, 1559867, 4679601, 73313749, 219941247]

約数ペア:

[(1, 219941247), (3, 73313749), (47, 4679601), (141, 1559867), (307, 716421), (921, 238807), (5081, 43287), (14429, 15243)]