897876

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{509}}^1$

素因数の和:533

約数の個数: 54

約数和(自身を含む): 2645370

約数和(自身を除く): 1747494

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 509, 588, 882, 1018, 1527, 1764, 2036, 3054, 3563, 4581, 6108, 7126, 9162, 10689, 14252, 18324, 21378, 24941, 32067, 42756, 49882, 64134, 74823, 99764, 128268, 149646, 224469, 299292, 448938, 897876]

約数ペア:

[(1, 897876), (2, 448938), (3, 299292), (4, 224469), (6, 149646), (7, 128268), (9, 99764), (12, 74823), (14, 64134), (18, 49882), (21, 42756), (28, 32067), (36, 24941), (42, 21378), (49, 18324), (63, 14252), (84, 10689), (98, 9162), (126, 7126), (147, 6108), (196, 4581), (252, 3563), (294, 3054), (441, 2036), (509, 1764), (588, 1527), (882, 1018)]