28180526

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{499}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 49248000

約数和(自身を除く): 21067474

約数列:

[1, 2, 11, 17, 22, 34, 151, 187, 302, 374, 499, 998, 1661, 2567, 3322, 5134, 5489, 8483, 10978, 16966, 28237, 56474, 75349, 93313, 150698, 186626, 828839, 1280933, 1657678, 2561866, 14090263, 28180526]

約数ペア:

[(1, 28180526), (2, 14090263), (11, 2561866), (17, 1657678), (22, 1280933), (34, 828839), (151, 186626), (187, 150698), (302, 93313), (374, 75349), (499, 56474), (998, 28237), (1661, 16966), (2567, 10978), (3322, 8483), (5134, 5489)]