1387478001

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:156

約数の個数: 128

約数和(自身を含む): 2549836800

約数和(自身を除く): 1162358799

約数列:

[1, 3, 7, 13, 17, 21, 29, 39, 51, 61, 87, 91, 119, 169, 183, 203, 221, 273, 357, 377, 427, 493, 507, 609, 663, 793, 1037, 1131, 1183, 1281, 1479, 1547, 1769, 2197, 2379, 2639, 2873, 3111, 3451, 3549, 4641, 4901, 5307, 5551, 6409, 6591, 7259, 7917, 8619, 10309, 10353, 12383, 13481, 14703, 15379, 16653, 19227, 20111, 21777, 22997, 30073, 30927, 34307, 37149, 37349, 40443, 44863, 46137, 60333, 63713, 68991, 72163, 83317, 90219, 94367, 102921, 112047, 134017, 134589, 160979, 175253, 191139, 210511, 216489, 249951, 261443, 283101, 298961, 390949, 402051, 445991, 482937, 525759, 583219, 631533, 784329, 896883, 938119, 1083121, 1172847, 1226771, 1337973, 1749657, 2092727, 2278289, 2736643, 2814357, 3249363, 3680313, 3886493, 5082337, 6278181, 6834867, 7581847, 8209929, 11659479, 15247011, 15948023, 22745541, 27205451, 35576359, 47844069, 66070381, 81616353, 106729077, 198211143, 462492667, 1387478001]

約数ペア:

[(1, 1387478001), (3, 462492667), (7, 198211143), (13, 106729077), (17, 81616353), (21, 66070381), (29, 47844069), (39, 35576359), (51, 27205451), (61, 22745541), (87, 15948023), (91, 15247011), (119, 11659479), (169, 8209929), (183, 7581847), (203, 6834867), (221, 6278181), (273, 5082337), (357, 3886493), (377, 3680313), (427, 3249363), (493, 2814357), (507, 2736643), (609, 2278289), (663, 2092727), (793, 1749657), (1037, 1337973), (1131, 1226771), (1183, 1172847), (1281, 1083121), (1479, 938119), (1547, 896883), (1769, 784329), (2197, 631533), (2379, 583219), (2639, 525759), (2873, 482937), (3111, 445991), (3451, 402051), (3549, 390949), (4641, 298961), (4901, 283101), (5307, 261443), (5551, 249951), (6409, 216489), (6591, 210511), (7259, 191139), (7917, 175253), (8619, 160979), (10309, 134589), (10353, 134017), (12383, 112047), (13481, 102921), (14703, 94367), (15379, 90219), (16653, 83317), (19227, 72163), (20111, 68991), (21777, 63713), (22997, 60333), (30073, 46137), (30927, 44863), (34307, 40443), (37149, 37349)]