1285479664

素因数分解:

$2^4\times 7^1\times {\mathrm{239}}^1\times {\mathrm{48023}}^1$

素因数の和:48277

約数の個数: 40

約数和(自身を含む): 2858388480

約数和(自身を除く): 1572908816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 239, 478, 956, 1673, 1912, 3346, 3824, 6692, 13384, 26768, 48023, 96046, 192092, 336161, 384184, 672322, 768368, 1344644, 2689288, 5378576, 11477497, 22954994, 45909988, 80342479, 91819976, 160684958, 183639952, 321369916, 642739832, 1285479664]

約数ペア:

[(1, 1285479664), (2, 642739832), (4, 321369916), (7, 183639952), (8, 160684958), (14, 91819976), (16, 80342479), (28, 45909988), (56, 22954994), (112, 11477497), (239, 5378576), (478, 2689288), (956, 1344644), (1673, 768368), (1912, 672322), (3346, 384184), (3824, 336161), (6692, 192092), (13384, 96046), (26768, 48023)]