13278664

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7649}}^1$

素因数の和:7693

約数の個数: 32

約数和(自身を含む): 29376000

約数和(自身を除く): 16097336

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 7649, 15298, 30596, 53543, 61192, 107086, 214172, 237119, 428344, 474238, 948476, 1659833, 1896952, 3319666, 6639332, 13278664]

約数ペア:

[(1, 13278664), (2, 6639332), (4, 3319666), (7, 1896952), (8, 1659833), (14, 948476), (28, 474238), (31, 428344), (56, 237119), (62, 214172), (124, 107086), (217, 61192), (248, 53543), (434, 30596), (868, 15298), (1736, 7649)]