81867386

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1\times {\mathrm{1627}}^1$

素因数の和:1949

約数の個数: 16

約数和(自身を含む): 124444320

約数和(自身を除く): 42576934

約数列:

[1, 2, 139, 181, 278, 362, 1627, 3254, 25159, 50318, 226153, 294487, 452306, 588974, 40933693, 81867386]

約数ペア:

[(1, 81867386), (2, 40933693), (139, 588974), (181, 452306), (278, 294487), (362, 226153), (1627, 50318), (3254, 25159)]