290103842

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{149077}}^1$

素因数の和:149225

約数の個数: 16

約数和(自身を含む): 500902080

約数和(自身を除く): 210798238

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 149077, 298154, 1043539, 2087078, 20721703, 41443406, 145051921, 290103842]

約数ペア:

[(1, 290103842), (2, 145051921), (7, 41443406), (14, 20721703), (139, 2087078), (278, 1043539), (973, 298154), (1946, 149077)]