551990488

素因数分解:

$2^3\times 7^2\times {\mathrm{67}}^1\times {\mathrm{21017}}^1$

素因数の和:21104

約数の個数: 48

約数和(自身を含む): 1221986520

約数和(自身を除く): 669996032

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 67, 98, 134, 196, 268, 392, 469, 536, 938, 1876, 3283, 3752, 6566, 13132, 21017, 26264, 42034, 84068, 147119, 168136, 294238, 588476, 1029833, 1176952, 1408139, 2059666, 2816278, 4119332, 5632556, 8238664, 9856973, 11265112, 19713946, 39427892, 68998811, 78855784, 137997622, 275995244, 551990488]

約数ペア:

[(1, 551990488), (2, 275995244), (4, 137997622), (7, 78855784), (8, 68998811), (14, 39427892), (28, 19713946), (49, 11265112), (56, 9856973), (67, 8238664), (98, 5632556), (134, 4119332), (196, 2816278), (268, 2059666), (392, 1408139), (469, 1176952), (536, 1029833), (938, 588476), (1876, 294238), (3283, 168136), (3752, 147119), (6566, 84068), (13132, 42034), (21017, 26264)]