319591139

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{11171}}^1$

素因数の和:11306

約数の個数: 16

約数和(自身を含む): 376809216

約数和(自身を除く): 57218077

約数列:

[1, 7, 61, 67, 427, 469, 4087, 11171, 28609, 78197, 681431, 748457, 4770017, 5239199, 45655877, 319591139]

約数ペア:

[(1, 319591139), (7, 45655877), (61, 5239199), (67, 4770017), (427, 748457), (469, 681431), (4087, 78197), (11171, 28609)]