207869697

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{76733}}^1$

素因数の和:76789

約数の個数: 24

約数和(自身を含む): 351134784

約数和(自身を除く): 143265087

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 76733, 230199, 537131, 690597, 1611393, 3299519, 4834179, 9898557, 23096633, 29695671, 69289899, 207869697]

約数ペア:

[(1, 207869697), (3, 69289899), (7, 29695671), (9, 23096633), (21, 9898557), (43, 4834179), (63, 3299519), (129, 1611393), (301, 690597), (387, 537131), (903, 230199), (2709, 76733)]