128528876

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1831}}^1$

素因数の和:1974

約数の個数: 48

約数和(自身を含む): 270842880

約数和(自身を除く): 142314004

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 109, 161, 218, 322, 436, 644, 763, 1526, 1831, 2507, 3052, 3662, 5014, 7324, 10028, 12817, 17549, 25634, 35098, 42113, 51268, 70196, 84226, 168452, 199579, 294791, 399158, 589582, 798316, 1179164, 1397053, 2794106, 4590317, 5588212, 9180634, 18361268, 32132219, 64264438, 128528876]

約数ペア:

[(1, 128528876), (2, 64264438), (4, 32132219), (7, 18361268), (14, 9180634), (23, 5588212), (28, 4590317), (46, 2794106), (92, 1397053), (109, 1179164), (161, 798316), (218, 589582), (322, 399158), (436, 294791), (644, 199579), (763, 168452), (1526, 84226), (1831, 70196), (2507, 51268), (3052, 42113), (3662, 35098), (5014, 25634), (7324, 17549), (10028, 12817)]