27801994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{29389}}^1$

素因数の和:29445

約数の個数: 16

約数和(自身を含む): 46553760

約数和(自身を除く): 18751766

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 29389, 58778, 323279, 646558, 1263727, 2527454, 13900997, 27801994]

約数ペア:

[(1, 27801994), (2, 13900997), (11, 2527454), (22, 1263727), (43, 646558), (86, 323279), (473, 58778), (946, 29389)]