12881759905

素因数分解:

$5^1\times 7^1\times {\mathrm{1153}}^1\times {\mathrm{319211}}^1$

素因数の和:320376

約数の個数: 16

約数和(自身を含む): 17681791104

約数和(自身を除く): 4800031199

約数列:

[1, 5, 7, 35, 1153, 5765, 8071, 40355, 319211, 1596055, 2234477, 11172385, 368050283, 1840251415, 2576351981, 12881759905]

約数ペア:

[(1, 12881759905), (5, 2576351981), (7, 1840251415), (35, 368050283), (1153, 11172385), (5765, 2234477), (8071, 1596055), (40355, 319211)]