189109564

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{397289}}^1$

素因数の和:397317

約数の個数: 24

約数和(自身を含む): 400468320

約数和(自身を除く): 211358756

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 397289, 794578, 1589156, 2781023, 5562046, 6753913, 11124092, 13507826, 27015652, 47277391, 94554782, 189109564]

約数ペア:

[(1, 189109564), (2, 94554782), (4, 47277391), (7, 27015652), (14, 13507826), (17, 11124092), (28, 6753913), (34, 5562046), (68, 2781023), (119, 1589156), (238, 794578), (476, 397289)]