12690447

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 21302784

約数和(自身を除く): 8612337

約数列:

[1, 3, 7, 11, 21, 33, 77, 137, 231, 401, 411, 959, 1203, 1507, 2807, 2877, 4411, 4521, 8421, 10549, 13233, 30877, 31647, 54937, 92631, 164811, 384559, 604307, 1153677, 1812921, 4230149, 12690447]

約数ペア:

[(1, 12690447), (3, 4230149), (7, 1812921), (11, 1153677), (21, 604307), (33, 384559), (77, 164811), (137, 92631), (231, 54937), (401, 31647), (411, 30877), (959, 13233), (1203, 10549), (1507, 8421), (2807, 4521), (2877, 4411)]