128840195

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{12527}}^1$

素因数の和:12571

約数の個数: 24

約数和(自身を含む): 179952192

約数和(自身を除く): 51111997

約数列:

[1, 5, 11, 17, 55, 85, 121, 187, 605, 935, 2057, 10285, 12527, 62635, 137797, 212959, 688985, 1064795, 1515767, 2342549, 7578835, 11712745, 25768039, 128840195]

約数ペア:

[(1, 128840195), (5, 25768039), (11, 11712745), (17, 7578835), (55, 2342549), (85, 1515767), (121, 1064795), (187, 688985), (605, 212959), (935, 137797), (2057, 62635), (10285, 12527)]