388623636

素因数分解:

$2^2\times 3^3\times {\mathrm{47}}^1\times {\mathrm{76561}}^1$

素因数の和:76621

約数の個数: 48

約数和(自身を含む): 1028993280

約数和(自身を除く): 640369644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 94, 108, 141, 188, 282, 423, 564, 846, 1269, 1692, 2538, 5076, 76561, 153122, 229683, 306244, 459366, 689049, 918732, 1378098, 2067147, 2756196, 3598367, 4134294, 7196734, 8268588, 10795101, 14393468, 21590202, 32385303, 43180404, 64770606, 97155909, 129541212, 194311818, 388623636]

約数ペア:

[(1, 388623636), (2, 194311818), (3, 129541212), (4, 97155909), (6, 64770606), (9, 43180404), (12, 32385303), (18, 21590202), (27, 14393468), (36, 10795101), (47, 8268588), (54, 7196734), (94, 4134294), (108, 3598367), (141, 2756196), (188, 2067147), (282, 1378098), (423, 918732), (564, 689049), (846, 459366), (1269, 306244), (1692, 229683), (2538, 153122), (5076, 76561)]