13190128

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:206

約数の個数: 80

約数和(自身を含む): 31426560

約数和(自身を除く): 18236432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 56, 58, 62, 112, 116, 124, 131, 203, 217, 232, 248, 262, 406, 434, 464, 496, 524, 812, 868, 899, 917, 1048, 1624, 1736, 1798, 1834, 2096, 3248, 3472, 3596, 3668, 3799, 4061, 6293, 7192, 7336, 7598, 8122, 12586, 14384, 14672, 15196, 16244, 25172, 26593, 28427, 30392, 32488, 50344, 53186, 56854, 60784, 64976, 100688, 106372, 113708, 117769, 212744, 227416, 235538, 425488, 454832, 471076, 824383, 942152, 1648766, 1884304, 3297532, 6595064, 13190128]

約数ペア:

[(1, 13190128), (2, 6595064), (4, 3297532), (7, 1884304), (8, 1648766), (14, 942152), (16, 824383), (28, 471076), (29, 454832), (31, 425488), (56, 235538), (58, 227416), (62, 212744), (112, 117769), (116, 113708), (124, 106372), (131, 100688), (203, 64976), (217, 60784), (232, 56854), (248, 53186), (262, 50344), (406, 32488), (434, 30392), (464, 28427), (496, 26593), (524, 25172), (812, 16244), (868, 15196), (899, 14672), (917, 14384), (1048, 12586), (1624, 8122), (1736, 7598), (1798, 7336), (1834, 7192), (2096, 6293), (3248, 4061), (3472, 3799), (3596, 3668)]