49281921

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{32401}}^1$

素因数の和:32433

約数の個数: 18

約数和(自身を含む): 77084358

約数和(自身を除く): 27802437

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 32401, 97203, 291609, 421213, 1263639, 3790917, 5475769, 16427307, 49281921]

約数ペア:

[(1, 49281921), (3, 16427307), (9, 5475769), (13, 3790917), (39, 1263639), (117, 421213), (169, 291609), (507, 97203), (1521, 32401)]