27981784

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{337}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 53660880

約数和(自身を除く): 25679096

約数列:

[1, 2, 4, 8, 97, 107, 194, 214, 337, 388, 428, 674, 776, 856, 1348, 2696, 10379, 20758, 32689, 36059, 41516, 65378, 72118, 83032, 130756, 144236, 261512, 288472, 3497723, 6995446, 13990892, 27981784]

約数ペア:

[(1, 27981784), (2, 13990892), (4, 6995446), (8, 3497723), (97, 288472), (107, 261512), (194, 144236), (214, 130756), (337, 83032), (388, 72118), (428, 65378), (674, 41516), (776, 36059), (856, 32689), (1348, 20758), (2696, 10379)]