99438395

素因数分解:

$5^1\times 7^2\times {\mathrm{405871}}^1$

素因数の和:405890

約数の個数: 12

約数和(自身を含む): 138808224

約数和(自身を除く): 39369829

約数列:

[1, 5, 7, 35, 49, 245, 405871, 2029355, 2841097, 14205485, 19887679, 99438395]

約数ペア:

[(1, 99438395), (5, 19887679), (7, 14205485), (35, 2841097), (49, 2029355), (245, 405871)]