157103639

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2063}}^1$

素因数の和:2147

約数の個数: 32

約数和(自身を含む): 209240064

約数和(自身を除く): 52136425

約数列:

[1, 7, 11, 23, 43, 77, 161, 253, 301, 473, 989, 1771, 2063, 3311, 6923, 10879, 14441, 22693, 47449, 76153, 88709, 158851, 332143, 521939, 620963, 975799, 2040307, 3653573, 6830593, 14282149, 22443377, 157103639]

約数ペア:

[(1, 157103639), (7, 22443377), (11, 14282149), (23, 6830593), (43, 3653573), (77, 2040307), (161, 975799), (253, 620963), (301, 521939), (473, 332143), (989, 158851), (1771, 88709), (2063, 76153), (3311, 47449), (6923, 22693), (10879, 14441)]