138683818

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{15551}}^1$

素因数の和:15587

約数の個数: 32

約数和(自身を含む): 261273600

約数和(自身を除く): 122589782

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 343, 637, 686, 1274, 4459, 8918, 15551, 31102, 108857, 202163, 217714, 404326, 761999, 1415141, 1523998, 2830282, 5333993, 9905987, 10667986, 19811974, 69341909, 138683818]

約数ペア:

[(1, 138683818), (2, 69341909), (7, 19811974), (13, 10667986), (14, 9905987), (26, 5333993), (49, 2830282), (91, 1523998), (98, 1415141), (182, 761999), (343, 404326), (637, 217714), (686, 202163), (1274, 108857), (4459, 31102), (8918, 15551)]