127521254

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{128291}}^1$

素因数の和:128371

約数の個数: 16

約数和(自身を含む): 221688576

約数和(自身を除く): 94167322

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 128291, 256582, 898037, 1796074, 9108661, 18217322, 63760627, 127521254]

約数ペア:

[(1, 127521254), (2, 63760627), (7, 18217322), (14, 9108661), (71, 1796074), (142, 898037), (497, 256582), (994, 128291)]