289859384

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{2131319}}^1$

素因数の和:2131342

約数の個数: 16

約数和(自身を含む): 575456400

約数和(自身を除く): 285597016

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 2131319, 4262638, 8525276, 17050552, 36232423, 72464846, 144929692, 289859384]

約数ペア:

[(1, 289859384), (2, 144929692), (4, 72464846), (8, 36232423), (17, 17050552), (34, 8525276), (68, 4262638), (136, 2131319)]