201731751

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{132631}}^1$

素因数の和:132663

約数の個数: 18

約数和(自身を含む): 315531528

約数和(自身を除く): 113799777

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 132631, 397893, 1193679, 1724203, 5172609, 15517827, 22414639, 67243917, 201731751]

約数ペア:

[(1, 201731751), (3, 67243917), (9, 22414639), (13, 15517827), (39, 5172609), (117, 1724203), (169, 1193679), (507, 397893), (1521, 132631)]