711798428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1\times {\mathrm{643}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 1378366080

約数和(自身を除く): 666567652

約数列:

[1, 2, 4, 11, 22, 44, 139, 181, 278, 362, 556, 643, 724, 1286, 1529, 1991, 2572, 3058, 3982, 6116, 7073, 7964, 14146, 25159, 28292, 50318, 89377, 100636, 116383, 178754, 232766, 276749, 357508, 465532, 553498, 983147, 1106996, 1280213, 1966294, 2560426, 3932588, 5120852, 16177237, 32354474, 64708948, 177949607, 355899214, 711798428]

約数ペア:

[(1, 711798428), (2, 355899214), (4, 177949607), (11, 64708948), (22, 32354474), (44, 16177237), (139, 5120852), (181, 3932588), (278, 2560426), (362, 1966294), (556, 1280213), (643, 1106996), (724, 983147), (1286, 553498), (1529, 465532), (1991, 357508), (2572, 276749), (3058, 232766), (3982, 178754), (6116, 116383), (7073, 100636), (7964, 89377), (14146, 50318), (25159, 28292)]