490040001

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:347

約数の個数: 96

約数和(自身を含む): 869806080

約数和(自身を除く): 379766079

約数列:

[1, 3, 9, 11, 19, 23, 33, 47, 57, 69, 99, 141, 171, 207, 209, 241, 253, 423, 437, 517, 627, 723, 759, 893, 1081, 1311, 1551, 1881, 2169, 2277, 2651, 2679, 3243, 3933, 4579, 4653, 4807, 5543, 7953, 8037, 9729, 9823, 11327, 11891, 13737, 14421, 16629, 20539, 23859, 29469, 33981, 35673, 41211, 43263, 49887, 50369, 60973, 61617, 88407, 101943, 105317, 107019, 124597, 151107, 182919, 184851, 215213, 225929, 260521, 315951, 373791, 453321, 548757, 645639, 677787, 781563, 947853, 1121373, 1158487, 1936917, 2033361, 2344689, 2367343, 2865731, 3475461, 4949899, 7102029, 8597193, 10426383, 14849697, 21306087, 25791579, 44549091, 54448889, 163346667, 490040001]

約数ペア:

[(1, 490040001), (3, 163346667), (9, 54448889), (11, 44549091), (19, 25791579), (23, 21306087), (33, 14849697), (47, 10426383), (57, 8597193), (69, 7102029), (99, 4949899), (141, 3475461), (171, 2865731), (207, 2367343), (209, 2344689), (241, 2033361), (253, 1936917), (423, 1158487), (437, 1121373), (517, 947853), (627, 781563), (723, 677787), (759, 645639), (893, 548757), (1081, 453321), (1311, 373791), (1551, 315951), (1881, 260521), (2169, 225929), (2277, 215213), (2651, 184851), (2679, 182919), (3243, 151107), (3933, 124597), (4579, 107019), (4653, 105317), (4807, 101943), (5543, 88407), (7953, 61617), (8037, 60973), (9729, 50369), (9823, 49887), (11327, 43263), (11891, 41211), (13737, 35673), (14421, 33981), (16629, 29469), (20539, 23859)]