201669891

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{6911}}^1$

素因数の和:7122

約数の個数: 16

約数和(自身を含む): 274710528

約数和(自身を除く): 73040637

約数列:

[1, 3, 71, 137, 213, 411, 6911, 9727, 20733, 29181, 490681, 946807, 1472043, 2840421, 67223297, 201669891]

約数ペア:

[(1, 201669891), (3, 67223297), (71, 2840421), (137, 1472043), (213, 946807), (411, 490681), (6911, 29181), (9727, 20733)]