15691951472

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{115777}}^1$

素因数の和:116025

約数の個数: 40

約数和(自身を含む): 31268396016

約数和(自身を除く): 15576444544

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 197, 344, 394, 688, 788, 1576, 3152, 8471, 16942, 33884, 67768, 115777, 135536, 231554, 463108, 926216, 1852432, 4978411, 9956822, 19913644, 22808069, 39827288, 45616138, 79654576, 91232276, 182464552, 364929104, 980746967, 1961493934, 3922987868, 7845975736, 15691951472]

約数ペア:

[(1, 15691951472), (2, 7845975736), (4, 3922987868), (8, 1961493934), (16, 980746967), (43, 364929104), (86, 182464552), (172, 91232276), (197, 79654576), (344, 45616138), (394, 39827288), (688, 22808069), (788, 19913644), (1576, 9956822), (3152, 4978411), (8471, 1852432), (16942, 926216), (33884, 463108), (67768, 231554), (115777, 135536)]