281342697

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{21377}}^1$

素因数の和:21528

約数の個数: 16

約数和(自身を含む): 387882432

約数和(自身を除く): 106539735

約数列:

[1, 3, 41, 107, 123, 321, 4387, 13161, 21377, 64131, 876457, 2287339, 2629371, 6862017, 93780899, 281342697]

約数ペア:

[(1, 281342697), (3, 93780899), (41, 6862017), (107, 2629371), (123, 2287339), (321, 876457), (4387, 64131), (13161, 21377)]