1387492788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{80239}}^1$

素因数の和:80388

約数の個数: 48

約数和(自身を含む): 3558804480

約数和(自身を除く): 2171311692

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 131, 132, 262, 393, 524, 786, 1441, 1572, 2882, 4323, 5764, 8646, 17292, 80239, 160478, 240717, 320956, 481434, 882629, 962868, 1765258, 2647887, 3530516, 5295774, 10511309, 10591548, 21022618, 31533927, 42045236, 63067854, 115624399, 126135708, 231248798, 346873197, 462497596, 693746394, 1387492788]

約数ペア:

[(1, 1387492788), (2, 693746394), (3, 462497596), (4, 346873197), (6, 231248798), (11, 126135708), (12, 115624399), (22, 63067854), (33, 42045236), (44, 31533927), (66, 21022618), (131, 10591548), (132, 10511309), (262, 5295774), (393, 3530516), (524, 2647887), (786, 1765258), (1441, 962868), (1572, 882629), (2882, 481434), (4323, 320956), (5764, 240717), (8646, 160478), (17292, 80239)]