73440073

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 92160000

約数和(自身を除く): 18719927

約数列:

[1, 7, 19, 49, 59, 133, 191, 343, 413, 931, 1121, 1337, 2891, 3629, 6517, 7847, 9359, 11269, 20237, 25403, 54929, 65513, 78883, 177821, 214111, 384503, 552181, 1244747, 1498777, 3865267, 10491439, 73440073]

約数ペア:

[(1, 73440073), (7, 10491439), (19, 3865267), (49, 1498777), (59, 1244747), (133, 552181), (191, 384503), (343, 214111), (413, 177821), (931, 78883), (1121, 65513), (1337, 54929), (2891, 25403), (3629, 20237), (6517, 11269), (7847, 9359)]