2638701

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1187}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 4324320

約数和(自身を除く): 1685619

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 1187, 2223, 3561, 10683, 15431, 22553, 46293, 67659, 138879, 202977, 293189, 879567, 2638701]

約数ペア:

[(1, 2638701), (3, 879567), (9, 293189), (13, 202977), (19, 138879), (39, 67659), (57, 46293), (117, 22553), (171, 15431), (247, 10683), (741, 3561), (1187, 2223)]