81990314

素因数分解:

$2^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{51827}}^1$

素因数の和:51949

約数の個数: 16

約数和(自身を含む): 141801408

約数和(自身を除く): 59811094

約数列:

[1, 2, 7, 14, 113, 226, 791, 1582, 51827, 103654, 362789, 725578, 5856451, 11712902, 40995157, 81990314]

約数ペア:

[(1, 81990314), (2, 40995157), (7, 11712902), (14, 5856451), (113, 725578), (226, 362789), (791, 103654), (1582, 51827)]