138187588

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{19507}}^1$

素因数の和:19552

約数の個数: 48

約数和(自身を含む): 314625024

約数和(自身を除く): 176437436

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 253, 308, 322, 506, 644, 1012, 1771, 3542, 7084, 19507, 39014, 78028, 136549, 214577, 273098, 429154, 448661, 546196, 858308, 897322, 1502039, 1794644, 3004078, 3140627, 4935271, 6008156, 6281254, 9870542, 12562508, 19741084, 34546897, 69093794, 138187588]

約数ペア:

[(1, 138187588), (2, 69093794), (4, 34546897), (7, 19741084), (11, 12562508), (14, 9870542), (22, 6281254), (23, 6008156), (28, 4935271), (44, 3140627), (46, 3004078), (77, 1794644), (92, 1502039), (154, 897322), (161, 858308), (253, 546196), (308, 448661), (322, 429154), (506, 273098), (644, 214577), (1012, 136549), (1771, 78028), (3542, 39014), (7084, 19507)]