1630181

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:153

約数の個数: 24

約数和(自身を含む): 2134080

約数和(自身を除く): 503899

約数列:

[1, 7, 17, 19, 49, 103, 119, 133, 323, 721, 833, 931, 1751, 1957, 2261, 5047, 12257, 13699, 15827, 33269, 85799, 95893, 232883, 1630181]

約数ペア:

[(1, 1630181), (7, 232883), (17, 95893), (19, 85799), (49, 33269), (103, 15827), (119, 13699), (133, 12257), (323, 5047), (721, 2261), (833, 1957), (931, 1751)]