221838129

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{432433}}^1$

素因数の和:432461

約数の個数: 16

約数和(自身を含む): 345947200

約数和(自身を除く): 124109071

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 432433, 1297299, 3891897, 8216227, 11675691, 24648681, 73946043, 221838129]

約数ペア:

[(1, 221838129), (3, 73946043), (9, 24648681), (19, 11675691), (27, 8216227), (57, 3891897), (171, 1297299), (513, 432433)]