664287316

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{5051}}^1$

素因数の和:5141

約数の個数: 72

約数和(自身を含む): 1499716512

約数和(自身を除く): 835429196

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 61, 77, 98, 122, 154, 196, 244, 308, 427, 539, 671, 854, 1078, 1342, 1708, 2156, 2684, 2989, 4697, 5051, 5978, 9394, 10102, 11956, 18788, 20204, 32879, 35357, 55561, 65758, 70714, 111122, 131516, 141428, 222244, 247499, 308111, 388927, 494998, 616222, 777854, 989996, 1232444, 1555708, 2156777, 2722489, 3389221, 4313554, 5444978, 6778442, 8627108, 10889956, 13556884, 15097439, 23724547, 30194878, 47449094, 60389756, 94898188, 166071829, 332143658, 664287316]

約数ペア:

[(1, 664287316), (2, 332143658), (4, 166071829), (7, 94898188), (11, 60389756), (14, 47449094), (22, 30194878), (28, 23724547), (44, 15097439), (49, 13556884), (61, 10889956), (77, 8627108), (98, 6778442), (122, 5444978), (154, 4313554), (196, 3389221), (244, 2722489), (308, 2156777), (427, 1555708), (539, 1232444), (671, 989996), (854, 777854), (1078, 616222), (1342, 494998), (1708, 388927), (2156, 308111), (2684, 247499), (2989, 222244), (4697, 141428), (5051, 131516), (5978, 111122), (9394, 70714), (10102, 65758), (11956, 55561), (18788, 35357), (20204, 32879)]