1389062590

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{31721}}^1$

素因数の和:31908

約数の個数: 32

約数和(自身を含む): 2603741760

約数和(自身を除く): 1214679170

約数列:

[1, 2, 5, 10, 29, 58, 145, 151, 290, 302, 755, 1510, 4379, 8758, 21895, 31721, 43790, 63442, 158605, 317210, 919909, 1839818, 4599545, 4789871, 9199090, 9579742, 23949355, 47898710, 138906259, 277812518, 694531295, 1389062590]

約数ペア:

[(1, 1389062590), (2, 694531295), (5, 277812518), (10, 138906259), (29, 47898710), (58, 23949355), (145, 9579742), (151, 9199090), (290, 4789871), (302, 4599545), (755, 1839818), (1510, 919909), (4379, 317210), (8758, 158605), (21895, 63442), (31721, 43790)]