388974952

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{3347}}^1$

素因数の和:3625

約数の個数: 32

約数和(自身を含む): 743256000

約数和(自身を除く): 354281048

約数列:

[1, 2, 4, 8, 73, 146, 199, 292, 398, 584, 796, 1592, 3347, 6694, 13388, 14527, 26776, 29054, 58108, 116216, 244331, 488662, 666053, 977324, 1332106, 1954648, 2664212, 5328424, 48621869, 97243738, 194487476, 388974952]

約数ペア:

[(1, 388974952), (2, 194487476), (4, 97243738), (8, 48621869), (73, 5328424), (146, 2664212), (199, 1954648), (292, 1332106), (398, 977324), (584, 666053), (796, 488662), (1592, 244331), (3347, 116216), (6694, 58108), (13388, 29054), (14527, 26776)]