289366810

素因数分解:

$2^1\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{14563}}^1$

素因数の和:16557

約数の個数: 16

約数和(自身を含む): 521158176

約数和(自身を除く): 231791366

約数列:

[1, 2, 5, 10, 1987, 3974, 9935, 14563, 19870, 29126, 72815, 145630, 28936681, 57873362, 144683405, 289366810]

約数ペア:

[(1, 289366810), (2, 144683405), (5, 57873362), (10, 28936681), (1987, 145630), (3974, 72815), (9935, 29126), (14563, 19870)]