220247807

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1\times {\mathrm{1091}}^1$

素因数の和:1450

約数の個数: 16

約数和(自身を含む): 242712288

約数和(自身を除く): 22464481

約数列:

[1, 13, 53, 293, 689, 1091, 3809, 14183, 15529, 57823, 201877, 319663, 751699, 4155619, 16942139, 220247807]

約数ペア:

[(1, 220247807), (13, 16942139), (53, 4155619), (293, 751699), (689, 319663), (1091, 201877), (3809, 57823), (14183, 15529)]