1388946048

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{516721}}^1$

素因数の和:516745

約数の個数: 64

約数和(自身を含む): 4216451520

約数和(自身を除く): 2827505472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 516721, 1033442, 1550163, 2066884, 3100326, 3617047, 4133768, 6200652, 7234094, 8267536, 10851141, 12401304, 14468188, 16535072, 21702282, 24802608, 28936376, 33070144, 43404564, 49605216, 57872752, 66140288, 86809128, 99210432, 115745504, 173618256, 198420864, 231491008, 347236512, 462982016, 694473024, 1388946048]

約数ペア:

[(1, 1388946048), (2, 694473024), (3, 462982016), (4, 347236512), (6, 231491008), (7, 198420864), (8, 173618256), (12, 115745504), (14, 99210432), (16, 86809128), (21, 66140288), (24, 57872752), (28, 49605216), (32, 43404564), (42, 33070144), (48, 28936376), (56, 24802608), (64, 21702282), (84, 16535072), (96, 14468188), (112, 12401304), (128, 10851141), (168, 8267536), (192, 7234094), (224, 6200652), (336, 4133768), (384, 3617047), (448, 3100326), (672, 2066884), (896, 1550163), (1344, 1033442), (2688, 516721)]