398797412

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{317}}^1\times {\mathrm{1861}}^1$

素因数の和:2208

約数の個数: 36

約数和(自身を含む): 758500596

約数和(自身を除く): 359703184

約数列:

[1, 2, 4, 13, 26, 52, 169, 317, 338, 634, 676, 1268, 1861, 3722, 4121, 7444, 8242, 16484, 24193, 48386, 53573, 96772, 107146, 214292, 314509, 589937, 629018, 1179874, 1258036, 2359748, 7669181, 15338362, 30676724, 99699353, 199398706, 398797412]

約数ペア:

[(1, 398797412), (2, 199398706), (4, 99699353), (13, 30676724), (26, 15338362), (52, 7669181), (169, 2359748), (317, 1258036), (338, 1179874), (634, 629018), (676, 589937), (1268, 314509), (1861, 214292), (3722, 107146), (4121, 96772), (7444, 53573), (8242, 48386), (16484, 24193)]