16954161

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 26707968

約数和(自身を除く): 9753807

約数列:

[1, 3, 7, 21, 71, 83, 137, 213, 249, 411, 497, 581, 959, 1491, 1743, 2877, 5893, 9727, 11371, 17679, 29181, 34113, 41251, 68089, 79597, 123753, 204267, 238791, 807341, 2422023, 5651387, 16954161]

約数ペア:

[(1, 16954161), (3, 5651387), (7, 2422023), (21, 807341), (71, 238791), (83, 204267), (137, 123753), (213, 79597), (249, 68089), (411, 41251), (497, 34113), (581, 29181), (959, 17679), (1491, 11371), (1743, 9727), (2877, 5893)]