127897105

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 189112320

約数和(自身を除く): 61215215

約数列:

[1, 5, 7, 29, 35, 47, 49, 145, 203, 235, 245, 329, 383, 1015, 1363, 1421, 1645, 1915, 2303, 2681, 6815, 7105, 9541, 11107, 11515, 13405, 18001, 18767, 47705, 55535, 66787, 77749, 90005, 93835, 126007, 333935, 388745, 522029, 544243, 630035, 882049, 2610145, 2721215, 3654203, 4410245, 18271015, 25579421, 127897105]

約数ペア:

[(1, 127897105), (5, 25579421), (7, 18271015), (29, 4410245), (35, 3654203), (47, 2721215), (49, 2610145), (145, 882049), (203, 630035), (235, 544243), (245, 522029), (329, 388745), (383, 333935), (1015, 126007), (1363, 93835), (1421, 90005), (1645, 77749), (1915, 66787), (2303, 55535), (2681, 47705), (6815, 18767), (7105, 18001), (9541, 13405), (11107, 11515)]