30491307

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1913}}^1$

素因数の和:1960

約数の個数: 48

約数和(自身を含む): 57328128

約数和(自身を除く): 26836821

約数列:

[1, 3, 7, 9, 11, 21, 23, 33, 63, 69, 77, 99, 161, 207, 231, 253, 483, 693, 759, 1449, 1771, 1913, 2277, 5313, 5739, 13391, 15939, 17217, 21043, 40173, 43999, 63129, 120519, 131997, 147301, 189387, 307993, 395991, 441903, 483989, 923979, 1325709, 1451967, 2771937, 3387923, 4355901, 10163769, 30491307]

約数ペア:

[(1, 30491307), (3, 10163769), (7, 4355901), (9, 3387923), (11, 2771937), (21, 1451967), (23, 1325709), (33, 923979), (63, 483989), (69, 441903), (77, 395991), (99, 307993), (161, 189387), (207, 147301), (231, 131997), (253, 120519), (483, 63129), (693, 43999), (759, 40173), (1449, 21043), (1771, 17217), (1913, 15939), (2277, 13391), (5313, 5739)]