17978733

素因数分解:

$3^3\times {\mathrm{607}}^1\times {\mathrm{1097}}^1$

素因数の和:1713

約数の個数: 16

約数和(自身を含む): 26703360

約数和(自身を除く): 8724627

約数列:

[1, 3, 9, 27, 607, 1097, 1821, 3291, 5463, 9873, 16389, 29619, 665879, 1997637, 5992911, 17978733]

約数ペア:

[(1, 17978733), (3, 5992911), (9, 1997637), (27, 665879), (607, 29619), (1097, 16389), (1821, 9873), (3291, 5463)]