12912811263

素因数分解:

$3^7\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 22076236800

約数和(自身を除く): 9163425537

約数列:

[1, 3, 9, 11, 27, 33, 37, 81, 89, 99, 111, 163, 243, 267, 297, 333, 407, 489, 729, 801, 891, 979, 999, 1221, 1467, 1793, 2187, 2403, 2673, 2937, 2997, 3293, 3663, 4401, 5379, 6031, 7209, 8019, 8811, 8991, 9879, 10989, 13203, 14507, 16137, 18093, 21627, 24057, 26433, 26973, 29637, 32967, 36223, 39609, 43521, 48411, 54279, 64881, 66341, 79299, 80919, 88911, 98901, 108669, 118827, 130563, 145233, 159577, 162837, 194643, 199023, 237897, 266733, 296703, 326007, 356481, 391689, 435699, 478731, 488511, 536759, 597069, 713691, 800199, 890109, 978021, 1175067, 1307097, 1436193, 1465533, 1610277, 1791207, 2141073, 2400597, 2934063, 3525201, 3921291, 4308579, 4396599, 4830831, 5373621, 5904349, 7201791, 8802189, 10575603, 12925737, 13189797, 14492493, 16120863, 17713047, 26406567, 31726809, 38777211, 43477479, 48362589, 53139141, 79219701, 116331633, 130432437, 145087767, 159417423, 348994899, 391297311, 478252269, 1173891933, 1434756807, 4304270421, 12912811263]

約数ペア:

[(1, 12912811263), (3, 4304270421), (9, 1434756807), (11, 1173891933), (27, 478252269), (33, 391297311), (37, 348994899), (81, 159417423), (89, 145087767), (99, 130432437), (111, 116331633), (163, 79219701), (243, 53139141), (267, 48362589), (297, 43477479), (333, 38777211), (407, 31726809), (489, 26406567), (729, 17713047), (801, 16120863), (891, 14492493), (979, 13189797), (999, 12925737), (1221, 10575603), (1467, 8802189), (1793, 7201791), (2187, 5904349), (2403, 5373621), (2673, 4830831), (2937, 4396599), (2997, 4308579), (3293, 3921291), (3663, 3525201), (4401, 2934063), (5379, 2400597), (6031, 2141073), (7209, 1791207), (8019, 1610277), (8811, 1465533), (8991, 1436193), (9879, 1307097), (10989, 1175067), (13203, 978021), (14507, 890109), (16137, 800199), (18093, 713691), (21627, 597069), (24057, 536759), (26433, 488511), (26973, 478731), (29637, 435699), (32967, 391689), (36223, 356481), (39609, 326007), (43521, 296703), (48411, 266733), (54279, 237897), (64881, 199023), (66341, 194643), (79299, 162837), (80919, 159577), (88911, 145233), (98901, 130563), (108669, 118827)]