210387051

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{7001}}^1$

素因数の和:7073

約数の個数: 40

約数和(自身を含む): 366008544

約数和(自身を除く): 155621493

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 371, 477, 567, 1113, 1431, 3339, 4293, 7001, 10017, 21003, 30051, 49007, 63009, 147021, 189027, 371053, 441063, 567081, 1113159, 1323189, 2597371, 3339477, 3969567, 7792113, 10018431, 23376339, 30055293, 70129017, 210387051]

約数ペア:

[(1, 210387051), (3, 70129017), (7, 30055293), (9, 23376339), (21, 10018431), (27, 7792113), (53, 3969567), (63, 3339477), (81, 2597371), (159, 1323189), (189, 1113159), (371, 567081), (477, 441063), (567, 371053), (1113, 189027), (1431, 147021), (3339, 63009), (4293, 49007), (7001, 30051), (10017, 21003)]