1971704

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 4272480

約数和(自身を除く): 2300776

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 257, 274, 514, 548, 959, 1028, 1096, 1799, 1918, 2056, 3598, 3836, 7196, 7672, 14392, 35209, 70418, 140836, 246463, 281672, 492926, 985852, 1971704]

約数ペア:

[(1, 1971704), (2, 985852), (4, 492926), (7, 281672), (8, 246463), (14, 140836), (28, 70418), (56, 35209), (137, 14392), (257, 7672), (274, 7196), (514, 3836), (548, 3598), (959, 2056), (1028, 1918), (1096, 1799)]