205457954

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{6547}}^1$

素因数の和:6650

約数の個数: 32

約数和(自身を含む): 356420736

約数和(自身を除く): 150962782

約数列:

[1, 2, 13, 17, 26, 34, 71, 142, 221, 442, 923, 1207, 1846, 2414, 6547, 13094, 15691, 31382, 85111, 111299, 170222, 222598, 464837, 929674, 1446887, 2893774, 6042881, 7902229, 12085762, 15804458, 102728977, 205457954]

約数ペア:

[(1, 205457954), (2, 102728977), (13, 15804458), (17, 12085762), (26, 7902229), (34, 6042881), (71, 2893774), (142, 1446887), (221, 929674), (442, 464837), (923, 222598), (1207, 170222), (1846, 111299), (2414, 85111), (6547, 31382), (13094, 15691)]