128801932

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{200003}}^1$

素因数の和:200037

約数の個数: 24

約数和(自身を含む): 268805376

約数和(自身を除く): 140003444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 200003, 400006, 800012, 1400021, 2800042, 4600069, 5600084, 9200138, 18400276, 32200483, 64400966, 128801932]

約数ペア:

[(1, 128801932), (2, 64400966), (4, 32200483), (7, 18400276), (14, 9200138), (23, 5600084), (28, 4600069), (46, 2800042), (92, 1400021), (161, 800012), (322, 400006), (644, 200003)]