221364395

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{12829}}^1$

素因数の和:12887

約数の個数: 32

約数和(自身を含む): 332553600

約数和(自身を除く): 111189205

約数列:

[1, 5, 7, 17, 29, 35, 85, 119, 145, 203, 493, 595, 1015, 2465, 3451, 12829, 17255, 64145, 89803, 218093, 372041, 449015, 1090465, 1526651, 1860205, 2604287, 6324697, 7633255, 13021435, 31623485, 44272879, 221364395]

約数ペア:

[(1, 221364395), (5, 44272879), (7, 31623485), (17, 13021435), (29, 7633255), (35, 6324697), (85, 2604287), (119, 1860205), (145, 1526651), (203, 1090465), (493, 449015), (595, 372041), (1015, 218093), (2465, 89803), (3451, 64145), (12829, 17255)]