978991512

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{853}}^1$

素因数の和:1005

約数の個数: 128

約数和(自身を含む): 2711620800

約数和(自身を除く): 1732629288

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 29, 34, 51, 58, 68, 87, 97, 102, 116, 136, 174, 194, 204, 232, 291, 348, 388, 408, 493, 582, 696, 776, 853, 986, 1164, 1479, 1649, 1706, 1972, 2328, 2559, 2813, 2958, 3298, 3412, 3944, 4947, 5118, 5626, 5916, 6596, 6824, 8439, 9894, 10236, 11252, 11832, 13192, 14501, 16878, 19788, 20472, 22504, 24737, 29002, 33756, 39576, 43503, 47821, 49474, 58004, 67512, 74211, 82741, 87006, 95642, 98948, 116008, 143463, 148422, 165482, 174012, 191284, 197896, 248223, 286926, 296844, 330964, 348024, 382568, 420529, 496446, 573852, 593688, 661928, 841058, 992892, 1147704, 1261587, 1406597, 1682116, 1985784, 2399489, 2523174, 2813194, 3364232, 4219791, 4798978, 5046348, 5626388, 7198467, 8439582, 9597956, 10092696, 11252776, 14396934, 16879164, 19195912, 28793868, 33758328, 40791313, 57587736, 81582626, 122373939, 163165252, 244747878, 326330504, 489495756, 978991512]

約数ペア:

[(1, 978991512), (2, 489495756), (3, 326330504), (4, 244747878), (6, 163165252), (8, 122373939), (12, 81582626), (17, 57587736), (24, 40791313), (29, 33758328), (34, 28793868), (51, 19195912), (58, 16879164), (68, 14396934), (87, 11252776), (97, 10092696), (102, 9597956), (116, 8439582), (136, 7198467), (174, 5626388), (194, 5046348), (204, 4798978), (232, 4219791), (291, 3364232), (348, 2813194), (388, 2523174), (408, 2399489), (493, 1985784), (582, 1682116), (696, 1406597), (776, 1261587), (853, 1147704), (986, 992892), (1164, 841058), (1479, 661928), (1649, 593688), (1706, 573852), (1972, 496446), (2328, 420529), (2559, 382568), (2813, 348024), (2958, 330964), (3298, 296844), (3412, 286926), (3944, 248223), (4947, 197896), (5118, 191284), (5626, 174012), (5916, 165482), (6596, 148422), (6824, 143463), (8439, 116008), (9894, 98948), (10236, 95642), (11252, 87006), (11832, 82741), (13192, 74211), (14501, 67512), (16878, 58004), (19788, 49474), (20472, 47821), (22504, 43503), (24737, 39576), (29002, 33756)]