2557576

素因数分解:

$2^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{419}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 5544000

約数和(自身を除く): 2986424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 109, 218, 419, 436, 763, 838, 872, 1526, 1676, 2933, 3052, 3352, 5866, 6104, 11732, 23464, 45671, 91342, 182684, 319697, 365368, 639394, 1278788, 2557576]

約数ペア:

[(1, 2557576), (2, 1278788), (4, 639394), (7, 365368), (8, 319697), (14, 182684), (28, 91342), (56, 45671), (109, 23464), (218, 11732), (419, 6104), (436, 5866), (763, 3352), (838, 3052), (872, 2933), (1526, 1676)]