71631396

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 186100824

約数和(自身を除く): 114469428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 97, 146, 194, 219, 281, 291, 292, 388, 438, 562, 582, 657, 843, 873, 876, 1124, 1164, 1314, 1686, 1746, 2529, 2628, 3372, 3492, 5058, 7081, 10116, 14162, 20513, 21243, 27257, 28324, 41026, 42486, 54514, 61539, 63729, 81771, 82052, 84972, 109028, 123078, 127458, 163542, 184617, 245313, 246156, 254916, 327084, 369234, 490626, 738468, 981252, 1989761, 3979522, 5969283, 7959044, 11938566, 17907849, 23877132, 35815698, 71631396]

約数ペア:

[(1, 71631396), (2, 35815698), (3, 23877132), (4, 17907849), (6, 11938566), (9, 7959044), (12, 5969283), (18, 3979522), (36, 1989761), (73, 981252), (97, 738468), (146, 490626), (194, 369234), (219, 327084), (281, 254916), (291, 246156), (292, 245313), (388, 184617), (438, 163542), (562, 127458), (582, 123078), (657, 109028), (843, 84972), (873, 82052), (876, 81771), (1124, 63729), (1164, 61539), (1314, 54514), (1686, 42486), (1746, 41026), (2529, 28324), (2628, 27257), (3372, 21243), (3492, 20513), (5058, 14162), (7081, 10116)]