210843

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:168

約数の個数: 20

約数和(自身を含む): 333960

約数和(自身を除く): 123117

約数列:

[1, 3, 9, 19, 27, 57, 81, 137, 171, 411, 513, 1233, 1539, 2603, 3699, 7809, 11097, 23427, 70281, 210843]

約数ペア:

[(1, 210843), (3, 70281), (9, 23427), (19, 11097), (27, 7809), (57, 3699), (81, 2603), (137, 1539), (171, 1233), (411, 513)]