388220588

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{2857}}^1$

素因数の和:3102

約数の個数: 48

約数和(自身を含む): 814324224

約数和(自身を除く): 426103636

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 211, 322, 422, 644, 844, 1477, 2857, 2954, 4853, 5714, 5908, 9706, 11428, 19412, 19999, 33971, 39998, 65711, 67942, 79996, 131422, 135884, 262844, 459977, 602827, 919954, 1205654, 1839908, 2411308, 4219789, 8439578, 13865021, 16879156, 27730042, 55460084, 97055147, 194110294, 388220588]

約数ペア:

[(1, 388220588), (2, 194110294), (4, 97055147), (7, 55460084), (14, 27730042), (23, 16879156), (28, 13865021), (46, 8439578), (92, 4219789), (161, 2411308), (211, 1839908), (322, 1205654), (422, 919954), (644, 602827), (844, 459977), (1477, 262844), (2857, 135884), (2954, 131422), (4853, 79996), (5714, 67942), (5908, 65711), (9706, 39998), (11428, 33971), (19412, 19999)]