80988705

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{257107}}^1$

素因数の和:257125

約数の個数: 24

約数和(自身を含む): 160435392

約数和(自身を除く): 79446687

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 257107, 771321, 1285535, 1799749, 2313963, 3856605, 5399247, 8998745, 11569815, 16197741, 26996235, 80988705]

約数ペア:

[(1, 80988705), (3, 26996235), (5, 16197741), (7, 11569815), (9, 8998745), (15, 5399247), (21, 3856605), (35, 2313963), (45, 1799749), (63, 1285535), (105, 771321), (315, 257107)]