13778933

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{491}}^1$

素因数の和:728

約数の個数: 16

約数和(自身を含む): 16688640

約数和(自身を除く): 2909707

約数列:

[1, 7, 19, 133, 211, 491, 1477, 3437, 4009, 9329, 28063, 65303, 103601, 725207, 1968419, 13778933]

約数ペア:

[(1, 13778933), (7, 1968419), (19, 725207), (133, 103601), (211, 65303), (491, 28063), (1477, 9329), (3437, 4009)]